M2 · Builder
Numbers
Order of operations (BIDMAS)
Formula
Brackets, Indices, Division/Multiplication, Addition/Subtraction
Rule
Work through brackets first, then powers, then multiplication and division left to right, then addition and subtraction.
Example
2 + 3 x 4 = 14, not 20.
Tip
Underline the operation you must do first.
Learn this concept
Addition & subtraction