The process of separating numbers into parts or groups.
Key Principles
Division is repeated subtraction
Division is sharing equally
Division is the inverse of multiplication
Division is NOT commutative i.e. 15 ÷3 is not the same as 3 ÷ 15
Division is NOT associative i.e. 30 ÷ (5 ÷ 2) is not the same as (30 ÷ 5) ÷ 2
Key Words
share, share equally, one each, two each…, group, groups of, lots of, array, divide, divided by, divided into, division, grouping, number line, left, left over, inverse, short division, remainder, multiple, divisible by, factor, quotient, prime number, prime factors, composite number (non-prime), common factor