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Order of operations
Maths has a fixed order, so everyone gets the same answer.
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- Brackets
- Multiplication and division (left to right)
- Addition and subtraction (left to right)
Example: 3 + 4 × 5 = 3 + 20 = 23, but (3 + 4) × 5 = 35.
Try it yourself
- 3 + 4 × 5 = ?
- (3 + 4) × 5 = ?
- 20 − 12 ÷ 4 = ?
- 2 × (8 − 3) + 1 = ?
- 18 ÷ 3 + 6 × 2 = ?
- 50 − 5 × (2 + 3) = ?
- 7 + 3 × (10 − 4) = ?
- 36 ÷ (2 + 4) = ?
Show answers
- 3 + 4 × 5 = 23
- (3 + 4) × 5 = 35
- 20 − 12 ÷ 4 = 17
- 2 × (8 − 3) + 1 = 11
- 18 ÷ 3 + 6 × 2 = 18
- 50 − 5 × (2 + 3) = 25
- 7 + 3 × (10 − 4) = 25
- 36 ÷ (2 + 4) = 6
Frequently asked questions
Is multiplication always first?
Only before addition and subtraction. With × and ÷ together, work from left to right.