Natural Numbers
• Introduction to Natural Numbers
• Factors of a natural number
• Prime and Composite Numbers
• Sieve of Eratosthenes
• Twin prime and Co prime numbers
• Prime factors
• Divisibility Tests
• Deriving other Divisibility Tests
• Highest Common Factor (HCF)
• Other methods to find HCF
• More practise on HCF
• Applications of HCF
• Lowest Common Multiple (LCM)
• Applications of LCM
• Testing your knowledge of Natural Numbers
Integers
• Introduction to Negative Numbers
• Number Line and Opposite Numbers
• Adding and Subtracting using Number Line
• Merger of Signs
• Adding and Subtracting Integers without a Number Line
• More practise on adding and subtracting of integers
• Multiplying Integers
• Dividing Integers
• Exponents
• Sums based on exponents
• Order of Operations
• Complex sums on Order of Operations
• Testing your knowledge with integers
Fractions
• Introduction to Fractions
• Equivalent Fractions
• Reducing to lowest terms
• Proper, Improper and Mixed Fractions
• Comparing Fractions
• Three Methods to Add and Subtract Fractions
• Multiplying Fractions
• Dividing Fractions
• Testing your knowledge of Fractions
Decimal Numbers
• Introduction to Decimal Numbers
• Expanded form of Decimal Number
• Comparing Decimal Numbers
• Fractions to decimals
• Fractions to decimals more types and examples
• Decimals to Fractions
• Representing Decimal numbers on Number Line
• Multiplying and Dividing Decimals
• Testing your knowledge of Decimal Numbers
Percentage
• Introducing Percentages
• Percentage to Fractions and Decimals
• Finding percentage of a number
• Percentage increase or decrease
• Other sum types based on Percent Increase or Decrease
• Testing your knowledge of Percentage
Square roots and Cube roots
• Introduction to Square root
• Table of square 1 to 30
• Square root by factorization method
• Calculate squares quickly
• Guessing square roots
• Square root by division method
• Introduction to Cube roots
• Cube root by factorization method
• Guessing Cube roots
• Rational Numbers
• Irrational Numbers
• Testing your knowledge of Square Roots and Cube Roots
Commercial Math
• Introduction to Ratios
• Introduction to Proportion
• Example of Proportion
• Introduction to Profit and Loss
• What is Profit Percentage and Loss Percentage
• Calculating Profit (or Loss) Percentage
• Calculating the third when two are given
• Introduction to Discount
• Examples based on Discount
• More examples based on Discount
• Introduction to Commission
• Examples based on Commission
• More examples based on Commission
• Introduction to Simple Interest
• Examples based on Simple Interest
• More examples based on Simple Interest
• Testing your knowledge of Commercial Mathematics