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Pre Algebra

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Sohael Babwani | 58 videos | Updated 5 years ago
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5:00

Natural Numbers and Odd and Even numbers

Sohael Babwani

9:36

Factors of Natural Numbers

Sohael Babwani

6:09

Prime and Composite Numbers

Sohael Babwani

5:25

Sieve of Eratosthenes

Sohael Babwani

6:21

Twin prime and Co-prime numbers

Sohael Babwani

8:02

Prime Factors

Sohael Babwani

11:57

Divisibility Tests

Sohael Babwani

5:10

Deriving other Divisibility Tests

Sohael Babwani

11:30

Highest Common Factor (HCF) or Greatest Common Divisor (GCD)

Sohael Babwani

8:01

Other methods to find Highest Common Factor (HCF) or Greatest Common Divisor (GCD)

Sohael Babwani

9:56

More practise on HCF (Highest Common Factor) or GCD (Greatest Common Divisor)

Sohael Babwani

10:48

Applications of HCF (Highest Common Factor) or GCD (Greatest Common Divisor)

Sohael Babwani

11:57

Lowest Common Multiple (LCM)

Sohael Babwani

10:38

Applications of LCM

Sohael Babwani

3:39

Number Line and Opposite Numbers

Sohael Babwani

8:14

Introduction to Negative Numbers

Sohael Babwani

6:16

Adding and Subtracting using Number Line

Sohael Babwani

1:32

Merger of Signs

Sohael Babwani

4:15

Adding and Subtracting Integers without a Number Line

Sohael Babwani

5:41

More practise on adding and subtracting of integers

Sohael Babwani

6:17

Multiplying Integers

Sohael Babwani

2:12

Dividing Integers

Sohael Babwani

3:52

Exponents

Sohael Babwani

6:32

Exponents sums

Sohael Babwani

11:19

Order of Operations BEDMAS / PEMDAS / BODMAS

Sohael Babwani

5:48

Complex sums on Order of Operations BEDMAS / PEMDAS / BODMAS

Sohael Babwani

2:46

Introduction to Fractions

Sohael Babwani

3:10

Equivalent Fractions

Sohael Babwani

8:25

Reducing to lowest terms

Sohael Babwani

5:43

Proper, Improper and Mixed Fractions

Sohael Babwani

7:21

Comparing Fractions

Sohael Babwani

9:53

Three Methods to Add and Subtract Fractions

Sohael Babwani

4:57

Multiplying Fractions

Sohael Babwani

5:50

Adding and Subtracting Fractions

Sohael Babwani

7:57

Dividing Fractions

Sohael Babwani

4:46

Decimal Numbers Introduction

Sohael Babwani

7:14

Expanded form of decimal number

Sohael Babwani

7:13

Comparing decimal numbers

Sohael Babwani

5:37

Convert Fractions to Decimal Numbers

Sohael Babwani

8:26

Fraction to decimals more examples

Sohael Babwani

4:26

Decimals to Fraction

Sohael Babwani

4:58

Decimal Numbers on Number Line

Sohael Babwani

9:52

Multiply and Divide Decimal Numbers

Sohael Babwani

5:22

Add and Subtract Decimal numbers

Sohael Babwani

4:30

Calculate the percent increase or decrease in a number

Sohael Babwani

9:45

Percent increase or decrease of a number

Sohael Babwani

11:03

Percentage Introduction

Sohael Babwani

6:09

Finding percentage of a number

Sohael Babwani

13:27

Square root by factorization method

Sohael Babwani

5:39

Introduction to Square roots

Sohael Babwani

5:24

Trick to find square of a number ending with 1 or 5

Sohael Babwani

5:21

Cube and cube root - Introduction

Sohael Babwani

9:40

Rational and Irrational numbers - Introduction

Sohael Babwani

5:22

Guessing cube roots of perfect cubes

Sohael Babwani

7:29

Finding Cube root by factorization method

Sohael Babwani

23:02

Finding Square Root by Division Method (Irrational Square root of non-perfect squares) in Hindi

Sohael Babwani

27:13

Silly and Common Mistakes that students commit in Maths.

Sohael Babwani

16:12

Find Square roots of any number by Long Division Method

Sohael Babwani

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