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Properties of Numbers

Topic: Numbers

a. Commutative Property

  • a + b = b + a

  • a × b = b × a

b. Associative Property

  • (a + b) + c = a + (b + c)

  • (a × b) × c = a × (b × c)

c. Distributive Property

  • a × (b + c) = a × b + a × c

d. Identity Element

 

  • Addition: a + 0 = a

  • Multiplication: a × 1 = a

Numbers

Basic Mathematics

 What are Numbers? Types of Numbers Number Line Place Value and Face Value Even and Odd Numbers Prime and Composite Numbers Factors and Multiples HCF and LCM Roman Numerals Properties of Numbers Number Patterns and Sequences Sign Rules (Positive and Negative Numbers) Divisibility Rules (Quick Checks) Scientific Notation Surds Summary Table