Inverse operations
Have you noticed how the mathematical operations +, -, x and ÷ come in pairs.
+ is the inverse of – and vice-versa.
The same with x and ÷.
8 – 7 = 1
1 + 7 = 8
3 x 5 = 15
15 ÷ 5 = 3
Have you noticed how the mathematical operations +, -, x and ÷ come in pairs.
+ is the inverse of – and vice-versa.
The same with x and ÷.
8 – 7 = 1
1 + 7 = 8
3 x 5 = 15
15 ÷ 5 = 3