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Divisibility check method
Lesson 16 of 21 • 4 upvotes • 8:22mins
Harpreet Kaur
Quick method to check if a number is divisible by 8, 9, 10, 11 or 12 or not is explained with examples
(Hindi) Fast Calculation Tricks
21 lessons • 2h 44m
1
Overview of the course
3:23mins
2
Base Method - Numbers Are Greater Than Base Value (in Hindi)
8:01mins
3
Base Method - Numbers are Smaller Than Base (in Hindi)
9:23mins
4
Cross Product Method for 2 and 3 Digit Numbers (in Hindi)
9:06mins
5
Cross Product Method for 4 Digit Numbers Multiplication (in Hindi)
6:09mins
6
Square of Numbers Between 25 and 75 (in Hindi)
8:13mins
7
Square of Numbers Between 75 and 125 (in Hindi)
6:23mins
8
Square of a number ending with digit 5, general method
8:02mins
9
Cube of a number
7:10mins
10
Square root of a number - Long division method
10:29mins
11
Square root of a number - Prime factorisation method
10:24mins
12
Square root of a number - Estimation method
10:00mins
13
Cube root of a number- Prime factorisation method
8:34mins
14
Cube root of a number- Estimation method
6:55mins
15
Divisibility check method
8:18mins
16
Divisibility check method
8:22mins
17
Divide by 5, 25, 125
6:49mins
18
Multiply by 5, 25 and 125
5:54mins
19
Multiplication of decimal numbers
8:35mins
20
Quick addition of numbers
6:11mins
21
Quick subtraction of numbers
8:01mins
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