Negatives & BIDMAS
Think of a thermometer: below zero is negative.
Ordering negative numbersAdding & subtracting negativesMultiplying & dividing negativesBIDMAS
📖 Learn
Two signs
Same signs → positive (− − = +). Different signs → negative.
× and ÷
−3 × −4 = 12, −3 × 4 = −12.
BIDMAS
Brackets, Indices, Division/Multiplication, Addition/Subtraction.
Worked example
5 − (−3)
- 1Two minuses next to each other become +
- 25 + 3
- 3= 8 ✅
⭐ Practise
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