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Fundamentals of Math I Part 1 Course
Fundamentals of Math I Part 1 Course
Section 1 : CH 0 Some preliminaries
Lecture 1
The prerequisites Introduction
0:53
Lecture 2
How to 'add' numbers
4:16
Lecture 3
How to 'subtract' numbers
3:13
Lecture 4
How to 'multiply' numbers
7:9
Lecture 5
Multiplying by 10, 100, 1000,
5:54
Lecture 6
How to 'divide' numbers
10:15
Lecture 7
The division algorithm
5:20
Lecture 8
Multiple of divisor nearest to the dividend
4:56
Lecture 9
Divisibility tests of numbers
8:39
Lecture 10
How to do 'cancellations' in division
6:35
Lecture 11
The 'VBODMAS' rule
6:27
Lecture 12
Problem session On 'VBODMAS'
10:13
Section 2 : CH 1 The Basics Number, Numeral and Numeration
Lecture 13
'Number' vs 'Numeral' vs 'Numeration'
12:23
Lecture 14
Numbers
7:57
Lecture 15
Numerals
11:55
Lecture 16
Roman Numeral System Introduction
4:9
Lecture 17
Roman Numeral System Rule 1
6:32
Lecture 18
Roman Numeral System Rule 2
4:7
Lecture 19
Roman Numeral System Rule 3
5:40
Lecture 20
Roman Numeral System Rule 4
9:55
Lecture 21
Roman Numeral System All 4 rules
10:46
Lecture 22
Problem session On 4 rules
3:42
Lecture 23
Roman Numeral System - 1 to 1000
14:1
Lecture 24
Roman Numeral System - 1001 to 3999
17:55
Lecture 25
Problem session Hindu-Arabic to Roman
9:40
Lecture 26
Roman Numeral System Roman to Hindu-Arabic
8:50
Lecture 27
Problem session Roman to Hindu-Arabic
20:3
Lecture 28
Roman Numeral System - beyond 3999
16:5
Lecture 29
Roman Numeral System Demerits
6:33
Lecture 30
Hindu-Arabic Numeral System
7:44
Lecture 31
Numeration
4:1
Lecture 32
International system of numeration
18:9
Lecture 33
Problem session International system of numeration
16:51
Lecture 34
Indian system of numeration
16:25
Lecture 35
Problem session Indian system of numeration
19:32
Lecture 36
International numeration and Indian numeration
5:12
Lecture 37
Conversion problems
17:13
Lecture 38
Difference between International numeration and Indian numeration
4:22
Section 3 : CH 1 The Basics 'Face value' and 'Place value'
Lecture 39
Face value and Place value
18:21
Lecture 40
Difference between 'Face value' and 'Place value'
2:32
Lecture 41
Problem session 1
16:7
Lecture 42
Problem session 2
11:23
Lecture 43
Problem session 3
15:8
Section 4 : CH 1 The Basics 'Expanded Form' of a Number
Lecture 44
Expanded form of a number Introduction
5:47
Lecture 45
Problem session Writing expanded form
12:43
Lecture 46
Problem session Writing number from expanded form
5:43
Section 5 : CH 1 The Basics Comparing Numbers
Lecture 47
Comparing 2 numbers Introduction
8:40
Lecture 48
Comparing 2 numbers Rule 1
6:22
Lecture 49
Problem session Rule 1
20:58
Lecture 50
Comparing 2 numbers Rule 2
2:44
Lecture 51
Problem session Rule 2
18:3
Lecture 52
Comparing 2 numbers Rule 3
8:5
Lecture 53
Problem session Rule 3
20:39
Lecture 54
Comparing 2 numbers Rule 4
5:26
Lecture 55
Problem session Rule 4
14:56
Lecture 56
Ascending order (Increasing order)
7:37
Lecture 57
Descending order (Decreasing order)
6:24
Lecture 58
Difference Ascending order vs Descending order
5:31
Lecture 59
Comparing more than 2 numbers Rules
7:29
Lecture 60
Comparing more than 2 numbers Example 1
9:4
Lecture 61
Comparing more than 2 numbers Example 2
17:4
Lecture 62
Comparing more than 2 numbers Example 3
11:55
Lecture 63
Problem session Ascending order and Descending order
25:54
Lecture 64
Problem session Finding the smallest number
5:22
Lecture 65
Problem session Finding the largest number
3:26
Section 6 : CH 1 The Basics Formation of Numbers
Lecture 66
Formation of Numbers - 1
6:2
Lecture 67
Formation of Numbers - 2
19:5
Lecture 68
Formation of Numbers - 3
17:18
Lecture 69
Formation of Numbers - 4
25:5
Lecture 70
Problem session - 1
17:44
Lecture 71
Problem session - 2
15:35
Lecture 72
Problem session - 3
14:4
Lecture 73
Problem session - 4
6:45
Lecture 74
Formation of Numbers - 5
14:39
Lecture 75
Formation of Numbers - 6
9:9
Lecture 76
Problem session - 5
16:36
Lecture 77
Problem session - 6
19:37
Lecture 78
Problem session - 7
14:9
Lecture 79
Problem session - 8
19:50
Lecture 80
Problem session - 9
15:6
Lecture 81
Problem session - 10
10:38
Section 7 : CH 1 The Basics Forming the greatest and the smallest number
Lecture 82
Forming the greatest and the smallest numbers with the given digits
20:30
Lecture 83
Problem session - 1
6:54
Lecture 84
Problem session - 2
8:58
Section 8 : CH 1 The Basics The smallest and the greatest numbers of n-digits
Lecture 85
The smallest and the greatest numbers of n-digits
14:37
Lecture 86
Problem session - 1
5:1
Lecture 87
Problem session - 2
4:46
Lecture 88
Some patterns
4:28
Section 9 : CH 1 The Basics Rounding off
Lecture 89
Rounding off - Introduction
9:48
Lecture 90
Rule - Rounding off to nearest tens
9:37
Lecture 91
Examples - Rounding off to nearest tens
11:35
Lecture 92
Problem session - Rounding off to nearest tens
14:3
Lecture 93
Rule - Rounding off to nearest hundreds
8:1
Lecture 94
Examples - Rounding off to nearest hundreds
8:26
Lecture 95
Problem session - Rounding off to nearest hundreds
16:22
Lecture 96
Rule - Rounding off to nearest thousands
7:56
Lecture 97
Examples - Rounding off to nearest thousands
5:55
Lecture 98
Problem session - Rounding off to nearest thousands
15:16
Lecture 99
Problem session - Rounding off
19:4
Lecture 100
Rounding off to nearest ten-thousands and further
8:24
Section 10 : CH 1 The Basics Estimation
Lecture 101
Estimation - Introduction
9:27
Lecture 102
Understanding estimation - Example
8:58
Lecture 103
Understanding estimation - Examples
9:23
Lecture 104
Uderstanding estimation - Examples
14:53
Lecture 105
Estimation - Theoritical points
20:34
Lecture 106
Understanding estimation - Example
4:34
Lecture 107
Understanding estimation - Example
3:33
Lecture 108
General rule of estimation
2:27
Lecture 109
Problem session - 1
7:35
Lecture 110
Problem session - 2
2:36
Lecture 111
Problem session - 3
2:47
Lecture 112
'Estimation in lower places' vs 'Estimation in higher places'
4:24
Section 11 : CH 2 Factors and Multiples
Lecture 113
What is a 'Product'
3:13
Lecture 114
What is a 'Factor'
8:7
Lecture 115
What is a 'Multiple'
4:20
Lecture 116
Properties of 'Factors'
11:49
Lecture 117
Properties of 'Multiples'
6:11
Lecture 118
How to find 'Factors'
5:42
Lecture 119
Problem session - Finding 'Factors'
21:23
Lecture 120
How to find 'Multiples'
1:15
Lecture 121
Problem session - Finding 'Multiples'
10:46
Lecture 122
What are 'Common factors'
9:43
Lecture 123
Problem session - Finding 'Common factors'
13:48
Lecture 124
What are 'Common multiples'
4:22
Lecture 125
Problem session - Finding 'Common multiples'
14:6
Lecture 126
Insight on 'Prime numbers' and 'composite numbers'
10:33
Lecture 127
What are 'Prime numbers'
4:28
Lecture 128
What are 'Composite numbers'
3:57
Lecture 129
Which number is 'Neither prime nor composite'
0:54
Lecture 130
Which number is 'Both prime and composite'
0:57
Lecture 131
What is 'Sieve of Eratosthenes'
15:47
Lecture 132
Steps to write 'Sieve of Eratosthenes'
5:46
Lecture 133
Problem session - Based on 'Sieve of Eratosthenes'
13:4
Lecture 134
Problem session - Testing primality of a number between 1 and 100
10:25
Lecture 135
Properties of Prime numbers
18:39
Lecture 136
Problem session - Properties of Prime numbers
6:26
Lecture 137
Test of Prime
9:17
Lecture 138
Problem session - Test of Prime
11:42
Lecture 139
Problem session - Test of Prime
9:19
Lecture 140
Proof of 'Primality test for numbers upto 100'
2:1
Lecture 141
Problem session - Test of Prime
1:17
Lecture 142
Problem session - Test of Prime
1:16
Lecture 143
What is 'Factorisation'
9:6
Lecture 144
What is 'Prime factorisation'
6:13
Lecture 145
'Factorisation' vs 'Prime factorisation'
3:40
Lecture 146
Fundamental theorem of Arithmetic
3:14
Lecture 147
How to find 'Prime factorisation'
5:25
Lecture 148
Problem session - Finding Prime factorisation
19:42
Lecture 149
Problem session - Prime factorisation
1:19
Lecture 150
Problem session - Prime factorisation
1:37
Lecture 151
Problem session - Prime factorisation
2:41
Lecture 152
Problem session - Prime factorisation
5:37
Lecture 153
Problem session - Prime factorisation
2:7
Lecture 154
Problem session - Prime factorisation
1:5
Lecture 155
Problem session - Prime factorisation
2:19
Lecture 156
Importance of 'Prime factors' and 'Prime factorisation'
2:6
Lecture 157
What is 'HCF'
8:3
Lecture 158
Different names of HCF
2:27
Lecture 159
HCF of two numbers - Method 1
2:16
Lecture 160
HCF of two numbers - Method 2
1:47
Lecture 161
HCF of two numbers - Method 3
1:35
Lecture 162
HCF of two numbers - Method 4
3:55
Lecture 163
HCF of two numbers - Method 5
1:30
Lecture 164
HCF of two numbers - Method 6
1:36
Lecture 165
HCF of two numbers - Method 7
3:10
Lecture 166
HCF of two numbers - Method 8
1:56
Lecture 167
HCF of two numbers - All 8 methods
6:39
Lecture 168
HCF of more than two numbers - Method 1
Preview
Lecture 169
HCF of more than two numbers - Method 2
2:14
Lecture 170
HCF of more than two numbers - Method 3
1:38
Lecture 171
HCF of more than two numbers - Method 4
2:34
Lecture 172
HCF of more than two numbers - Method 5
1:26
Lecture 173
HCF of more than two numbers - Method 6
1:35
Lecture 174
HCF of more than two numbers - Method 7
Preview
Lecture 175
Problem session - Finding HCF
23:5
Lecture 176
What is 'LCM'
11:0
Lecture 177
LCM of two numbers - Method 1
1:47
Lecture 178
LCM of two numbers - Method 2
4:4
Lecture 179
LCM of two numbers - Method 3
4:38
Lecture 180
LCM of two numbers - Method 4
1:56
Lecture 181
LCM of two numbers - Method 5
3:8
Lecture 182
LCM of two numbers - Method 6
1:45
Lecture 183
LCM of two numbers - Method 7
2:1
Lecture 184
LCM of two numbers - All 6 methods
6:44
Lecture 185
LCM of more than two numbers - Method 1
5:49
Lecture 186
LCM of more than two numbers - Method 2
2:33
Lecture 187
LCM of more than two numbers - Method 3
2:43
Lecture 188
LCM of more than two numbers - Method 4
2:50
Lecture 189
LCM of more than two numbers - Method 5
2:3
Lecture 190
LCM of more than two numbers - Method 6
1:48
Lecture 191
Problem session - Finding LCM
22:35
Lecture 192
Problem session - HCF vs LCM
17:33
Lecture 193
What are 'Coprime numbers'
3:46
Lecture 194
What are 'Twin-primes'
1:16
Lecture 195
What is a 'Perfect number'
2:46
Lecture 196
What is a 'Prime-triplet'
1:27
Lecture 197
What are 'Even numbers' and 'Odd numbers'
4:37
Lecture 198
Properties of HCF and LCM
15:53
Lecture 199
Problem session - Properties of HCF and LCM
3:21
Lecture 200
Relation between HCF, LCM and product of two numbers
11:51
Lecture 201
Problem session - Relation between HCF, LCM and product of two numbers
6:14
Lecture 202
HCF word problems - Introduction
11:51
Lecture 203
Problem session - Word problems on HCF
19:5
Lecture 204
Problem session - Word problems on HCF
16:55
Lecture 205
Problem session - Word problems on HCF
22:22
Lecture 206
LCM word problems - Introduction
5:5
Lecture 207
Problem session - Word problems on LCM
12:51
Lecture 208
Problem session - Word problems on LCM
12:23
Lecture 209
Problem session - Word problems on LCM
10:26
Lecture 210
Problem session - Problems on HCF and LCM
15:54
Lecture 211
Problem session - Problems on HCF and LCM
15:15
Lecture 212
Problem session - Problems on HCF and LCM
10:14
Lecture 213
Problem session - Word problems on HCF and LCM
13:1
Lecture 214
Problem session - Word problems on HCF and LCM
13:38
Lecture 215
Problem session - Word problems on HCF and LCM
9:50
Section 12 : CH 3 Rules of Divisibility
Lecture 216
First rule of divisibility
4:25
Lecture 217
Problem session
0:51
Lecture 218
Second rule of divisibility
2:27
Lecture 219
Problem session
1:14
Lecture 220
Third rule of divisibility
1:10
Lecture 221
Problem session
1:5
Lecture 222
Problem session
5:18
Lecture 223
Problem session
3:31
Lecture 224
Fourth rule of divisibility
2:41
Section 13 : CH 4 Divisibility Tests (with proofs)
Lecture 225
What is 'Divisibility test'
2:8
Lecture 226
Division by 0
1:7
Lecture 227
Divisibility test of 1
0:41
Lecture 228
Divisibility test of 2
2:36
Lecture 229
Problem session - Divisibility test of 2
1:21
Lecture 230
Proof of 'divisibility test of 2'
3:30
Lecture 231
Divisibility test of 3
3:10
Lecture 232
Problem session - Divisibility test of 3
3:17
Lecture 233
Proof of 'divisibility test of 3'
4:52
Lecture 234
Divisibility test of 4
2:13
Lecture 235
Problem session - Divisibility test of 4
2:56
Lecture 236
Proof of 'divisibility test of 4'
3:6
Lecture 237
Divisibility test of 5
1:17
Lecture 238
Problem session - Divisibility test of 5
0:55
Lecture 239
Proof of 'divisibility test of 5'
2:30
Lecture 240
Divisibility test of 6
2:20
Lecture 241
Problem session - Divisibility test of 6
3:19
Lecture 242
Proof of 'divisibility test of 6'
1:7
Lecture 243
Divisibility test of 7
10:28
Lecture 244
Problem session - Divisibility test of 7
2:34
Lecture 245
Proof of 'divisibility test of 7'
9:38
Lecture 246
Divisibility test of 8
1:16
Lecture 247
Problem session - Divisibility test of 8
3:22
Lecture 248
Proof of 'divisibility test of 8'
1:31
Lecture 249
Divisibility test of 9
2:55
Lecture 250
Problem session - Divisibility test of 9
2:51
Lecture 251
Proof of 'divisibility test of 9'
1:41
Lecture 252
Divisibility test of 10
0:34
Lecture 253
Problem session - Divisibility test of 10
0:53
Lecture 254
Proof of 'divisibility test of 10'
2:16
Lecture 255
Divisibility test of 11
13:21
Lecture 256
Problem session - Divisibility test of 11
7:49
Lecture 257
Proof of 'divisibility test of 11'
11:9
Lecture 258
Divisibility test of 12
2:48
Lecture 259
Proof of 'divisibility test of 12'
1:11
Lecture 260
Divisibility test of 13
2:37
Lecture 261
Proof of 'divisibility test of 13'
4:30
Lecture 262
Divisibility test of 14
3:1
Lecture 263
Proof of 'divisibility test of 14'
0:57
Lecture 264
Divisibility test of 15
2:8
Lecture 265
Proof of 'divisibility test of 15'
0:59
Lecture 266
Coprime factors test
4:20
Lecture 267
Revision of divisibility tests of natural numbers upto 15
5:19
Lecture 268
Problem session - Divisibility tests upto 15
2:19
Section 14 : CH 5 Number System The various number systems
Lecture 269
Number System - Introduction
9:3
Lecture 270
Natural numbers
20:8
Lecture 271
Problem session - Natural numbers
7:6
Lecture 272
Whole numbers - Part 1
24:34
Lecture 273
Whole numbers - Part 2
10:10
Lecture 274
Problem session - Whole numbers
6:14
Lecture 275
Integers - Part 1
22:46
Lecture 276
Integers - Part 2
24:37
Lecture 277
Problem session - Integers
2:27
Lecture 278
Problem session - Integers
4:42
Lecture 279
Problem session - Integers on number line
3:57
Lecture 280
Fractions - Part 1
17:56
Lecture 281
Fractions - Part 2
19:10
Lecture 282
Fractions - Part 3
16:38
Lecture 283
Fractions - Part 4
21:34
Lecture 284
Fractions - Part 5
11:31
Lecture 285
Fractions - Part 6
16:42
Lecture 286
Fractions - Part 7
16:2
Lecture 287
Fractions - Part 8
9:43
Lecture 288
Fractions - Part 9
21:34
Lecture 289
Problem session - Fractions
3:8
Lecture 290
Problem session - Fractions
2:9
Lecture 291
Problem session - Fractions (shading)
3:25
Lecture 292
Problem session - Fractions (shading) 2
1:6
Lecture 293
Problem session - Fractions (proper, improper, mixed)
2:52
Lecture 294
Problem session - Fractions (simplest form)
4:17
Lecture 295
Problem session - Fractions (equivalent fractions)
4:46
Lecture 296
Problem session - Fractions (like and unlike)
3:2
Lecture 297
Problem session - Fractions (plotting)
6:0
Lecture 298
Problem session - Fractions (word problems)
4:37
Lecture 299
Rational numbers - Part 1
15:42
Lecture 300
Rational numbers - Part 2
12:19
Lecture 301
Rational numbers - Part 3
3:39
Lecture 302
Rational numbers - Part 4
7:38
Lecture 303
Rational numbers - Part 5
2:26
Lecture 304
Rational numbers - Part 6
2:57
Lecture 305
Rational numbers - Part 7
4:5
Lecture 306
Rational numbers - Part 8
2:51
Lecture 307
Rational numbers - Part 9
1:25
Lecture 308
Rational numbers - Part 10
19:55
Lecture 309
Rational numbers - Part 11
25:24
Lecture 310
Rational numbers - Part 12
10:40
Lecture 311
Rational numbers - Part 13
9:33
Lecture 312
Rational numbers - Part 14
5:35
Lecture 313
Rational numbers - Part 15
3:56
Lecture 314
Rational numbers - Part 16
1:37
Lecture 315
Rational numbers - Part 17
26:0
Lecture 316
Rational numbers - Part 18
10:53
Lecture 317
Rational numbers - Part 19
9:16
Lecture 318
Rational numbers - Part 20
17:42
Lecture 319
Problem session - Rational numbers
3:17
Lecture 320
Problem session - Rational numbers 1
3:14
Lecture 321
Problem session - Rational numbers 2
5:38
Lecture 322
Problem session - Rational numbers 3
3:20
Lecture 323
Problem session - Rational numbers 4
2:56
Lecture 324
Recap of Number systems - Part 1
13:34
Lecture 325
Recap of Number systems - Part 2
10:23
Lecture 326
God made Integers, rest are man-made
5:13
Section 15 : CH 5Number System Comparison and ordering of numbers of various number systems
Lecture 327
Comparison and Ordering of Numbers - Introduction
1:23
Lecture 328
Comparison of Natural numbers - Introduction
4:24
Lecture 329
Comparison of Natural numbers - Method 1
7:51
Lecture 330
Comparison of Natural numbers - Method 2
6:38
Lecture 331
Comparison of Natural numbers - Method 3
13:25
Lecture 332
Comparison of Natural numbers - All 3 methods
4:44
Lecture 333
Ordering of Natural numbers
3:49
Lecture 334
Comparison of Whole numbers - Introduction
3:7
Lecture 335
Comparison of Whole numbers - Method 1
4:40
Lecture 336
Comparison of Whole numbers - Method 2
3:42
Lecture 337
Comparison of Whole numbers - Method 3
8:1
Lecture 338
Comparison of Whole numbers - All 3 methods
3:43
Lecture 339
Ordering of Whole numbers
3:20
Lecture 340
Comparison of Integers - Introduction
3:47
Lecture 341
Absolute value or modulus of an Integer
19:2
Lecture 342
Problem session - Plotting Integers
2:16
Lecture 343
Comparison of Integers - Method 1
16:44
Lecture 344
Comparison of Integers - Method 2
12:28
Lecture 345
Comparison of Integers - Method 3
11:13
Lecture 346
Comparison of Integers - All 3 methods
5:55
Lecture 347
Ordering of Integers
3:52
Lecture 348
Problem session - Comparison of integers
2:22
Lecture 349
Problem session - Comparison of Integers
4:34
Lecture 350
Comparison of Fractions - Introduction
9:33
Lecture 351
Comparison of Fractions - Method 1
7:56
Lecture 352
Comparison of Fractions - Method 2
10:51
Lecture 353
Comparison of Fractions - Method 3
11:5
Lecture 354
Comparison of Fractions - Method 4
5:5
Lecture 355
Comparison of Fractions (Mixed fractions) - Method 5
10:16
Lecture 356
Comparison of Fractions - Method 6
7:24
Lecture 357
Comparison of Fractions - Method 7
5:51
Lecture 358
Comparison of Fractions - Method 8
Preview
Lecture 359
Comparison of Fractions - All 8 methods
10:37
Lecture 360
Ordering of Fractions
5:43
Lecture 361
Problem session - Comparison of fractions
4:17
Lecture 362
Comparison of Rational numbers - Introduction
4:54
Lecture 363
Comparison of Rational numbers - Method 1
10:39
Lecture 364
Comparison of Rational numbers - Method 2
16:50
Lecture 365
Comparison of Rational numbers - Method 3
5:39
Lecture 366
Comparison of Rational numbers - All 7 methods
12:57
Lecture 367
Ordering of Rational numbers
4:51
Lecture 368
Problem session - Comparison of rational numbers
4:42
Section 16 : CH 5 Number System Fundamental operations on numbers of various number systems
Lecture 369
Fundamental operations on numbers - Introduction
5:34
Lecture 370
How to add, subtract, multiply and divide two natural numbers
11:40
Lecture 371
Operations on natural numbers through number line
19:58
Lecture 372
How to add, subtract, multiply and divide two whole numbers
5:37
Lecture 373
Operations on Whole numbers through number line
11:36
Lecture 374
Absolute value of an Integer
3:47
Lecture 375
How to add two integers
19:29
Lecture 376
How to add two or more integers
27:33
Lecture 377
Problem session - Addition of integers
7:27
Lecture 378
How to multiply two integers
14:47
Lecture 379
How to multiply two or more integers
12:0
Lecture 380
Important points in multiplication of integers
17:4
Lecture 381
Problem session - Multiplication of integers
3:25
Lecture 382
Problem session - Additive inverse of integers
2:47
Lecture 383
How to subtract two integers
5:42
Lecture 384
A useful tip in addition and subtraction of two integers
5:22
Lecture 385
Easier ways of subtracting integers
12:32
Lecture 386
How to subtract two or more integers
6:21
Lecture 387
Problem session - Subtraction of integers
6:59
Lecture 388
Problem session - Addition and subtraction of integers
5:19
Lecture 389
Problem session - Successor and predecessor of integers
3:19
Lecture 390
How to divide two integers
13:44
Lecture 391
How to divide two or more integers
7:22
Lecture 392
Problem session - Division of integers
3:9
Lecture 393
Problem session - Simplification of integers
8:36
Lecture 394
How to add two fractions
18:5
Lecture 395
How to add two or more fractions
9:47
Lecture 396
Problem session - Addition of fractions
2:45
Lecture 397
How to subtract two fractions
11:49
Lecture 398
How to subtract two or more fractions
3:13
Lecture 399
Problem session - Subtraction of fractions
4:5
Lecture 400
How to multiply two fractions
7:4
Lecture 401
How to multiply two or more fractions
9:26
Lecture 402
Problem session - Multiplication of fractions
3:25
Lecture 403
How to divide two fractions
6:40
Lecture 404
How to divide two fractions - An important point
7:52
Lecture 405
How to divide two or more fractions
9:57
Lecture 406
Problem session - Division of fractions
4:7
Lecture 407
All operations on two fractions
5:31
Lecture 408
Problem session - Simplification of fractions
6:57
Lecture 409
How to add two rational numbers
12:2
Lecture 410
How to add two or more rational numbers
8:50
Lecture 411
Problem session - Addition of rational numbers
5:15
Lecture 412
How to subtract two rational numbers
10:48
Lecture 413
How to subtract two or more rational numbers
7:39
Lecture 414
Problem session - Subtraction of rational numbers
7:9
Lecture 415
How to multiply two rational numbers
6:9
Lecture 416
How to multiply two or more rational numbers
7:11
Lecture 417
Problem session - Multiplication of rational numbers
2:51
Lecture 418
How to divide two rational numbers
9:27
Lecture 419
How to divide two or more rational numbers
8:28
Lecture 420
Problem session - Division of rational numbers
2:59
Lecture 421
All operations on two rational numbers
6:47
Section 17 : CH 5 Number System Properties of numbers of various number systems
Lecture 422
Closure Property - Introduction
11:1
Lecture 423
Closure property for Natural numbers
15:14
Lecture 424
Closure property for Whole numbers
10:43
Lecture 425
Closure property for Integers
10:15
Lecture 426
Closure property for Fractions
14:37
Lecture 427
Closure property for Rational numbers
10:55
Lecture 428
Summary of Closure property
10:25
Lecture 429
Commutative Property - Introduction
6:31
Lecture 430
Commutative property for Natural numbers
7:7
Lecture 431
Commutative property for Whole numbers
6:9
Lecture 432
Commutative property for Integers
6:29
Lecture 433
Commutative property for Fractions
9:38
Lecture 434
Commutative property for Rational numbers
10:24
Lecture 435
Summary of Commutative property
14:12
Lecture 436
Associative Property - Introduction
5:41
Lecture 437
Associative property for Natural numbers
11:26
Lecture 438
Associative property for Whole numbers
10:1
Lecture 439
Associative property for Integers
9:28
Lecture 440
Associative property for Fractions
16:15
Lecture 441
Associative property for Rational numbers
12:57
Lecture 442
Summary of Associative property
9:59
Lecture 443
Distributive Property - Introduction
13:15
Lecture 444
Distributive property for Natural numbers
5:42
Lecture 445
Distributive property for Whole numbers
4:9
Lecture 446
Distributive property for Integers
4:18
Lecture 447
Distributive property for Fractions
10:40
Lecture 448
Distributive property for Rational numbers
12:31
Lecture 449
Summary of Distributive property
14:53
Lecture 450
Why do we multiply the way we multiply
13:2
Lecture 451
Additive Identity and Multiplicative Identity - Introduction
6:31
Lecture 452
Additive Identity and Multiplicative Identity for Natural numbers
4:30
Lecture 453
Additive Identity and Multiplicative Identity for Whole number
2:43
Lecture 454
Additive Identity and Multiplicative Identity for Integers
2:44
Lecture 455
Additive Identity and Multiplicative Identity for Fractions
3:22
Lecture 456
Additive Identity and Multiplicative Identity for Rational Numbers
3:25
Lecture 457
Summary of Additive Identity and Multiplicative Identity
2:59
Lecture 458
Multiplication and Division by ZERO (0)
3:5
Section 18 : CH 6 Decimal Numbers
Lecture 459
Revision of 'Integers'
4:42
Lecture 460
Integral powers of 10
5:2
Lecture 461
Understanding numbers
8:12
Lecture 462
'Place values' and 'Place value table'
4:32
Lecture 463
'Place value table' and 'Integral powers of 10'
3:38
Lecture 464
Extension of 'Place value table' towards right of ones place
5:56
Lecture 465
Expansion of numbers written in place value table
3:32
Lecture 466
Obtaining a number written in place value table
3:6
Lecture 467
Introducing the 'Decimal point'
5:33
Lecture 468
Obtaining a number written in place value table
5:48