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Negative Numbers

Revise Negative Numbers in Number for GCSE Mathematics with 12 exam-style questions and 22 flashcards. This topic appears less often, but it can still pick up marks when it appears in mixed-topic papers.

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Below Zero

Introduction 2

What Are Negative Numbers?

Key Facts 3

The Sign Rules for × and ÷

Key Facts 4

Adding and Subtracting with Negatives

Deep Dive 5

Real World Applications

Diagram 6

Worked Example 1: Basic Addition

Notes 7

Worked Example 2: Multiplication

Notes 8

Worked Example 3: Double Negative

Notes 9

Worked Example 4: Real World Problem

Notes 10

Higher Level: BIDMAS with Negatives

Deep Dive 11

Higher Level: Powers with Negatives

Deep Dive 12

Common Mistakes to Avoid

Exam Tips 13

Exam Tips

Sample Flashcards

Using a number line

Draw a horizontal line with 0 in the middle. Negative numbers go LEFT, positive RIGHT. Moving right = adding, moving left = subtracting.

Double Negative Rule

Subtracting a negative = Adding. Two minuses make a plus: 5 − (−3) = 5 + 3 = 8

Sample Questions

Which of these statements is true?

A. -8 > -3
B. -3 > -8
C. -3 < -8
D. -8 = -3

1 markfoundation

Aisha's bank account shows a balance of -45 pounds. She deposits 70 pounds. Explain what her new balance is and what the negative sign meant originally.

2 marksstandard

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