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Class 6 Maths — Integers

Add and subtract positive and negative whole numbers.

Name: ________________________

Before you start

Have a wander along the line — nothing here is right or wrong. See how far each number sits from zero, and which side of it.

-6-5-4-3-2-10123456

Zero is not a wall. Going from -3 up to 2 walks straight through it and out the other side.

  1. 1.5 - 12 = ?

  2. 2.-15 + 15 = ?

  3. 3.-4 + 11 = ?

  4. 4.Work out each one, then sort it by whether the answer is negative or positive.

    Groups: Negative · Positive

    • 4 - 10
    • -5 - 5
    • -6 + 2
    • -2 + 8
    • 7 - 3
    • -9 + 12

  5. 5.-10 - (-4) = ?

  6. 6.-7 + 3 = ?

  7. 7.Which number is greater: -3 or -9?

    • a) -3
    • b) They are equal
    • c) -9
    • d) You cannot compare negative numbers

  8. 8.-8 - 6 = ?

Answer key — Class 6 Maths — Integers

  1. 1. -7
  2. 2. 0
  3. 3. 7
  4. 4. -6 + 2 → Negative; 7 - 3 → Positive; -5 - 5 → Negative; -9 + 12 → Positive; 4 - 10 → Negative; -2 + 8 → Positive
  5. 5. -6
  6. 6. -4
  7. 7. a) -3
  8. 8. -14