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WALT – Understand the operation of subtraction

WALT – Understand the operation of subtraction. 16. 14. 20. 17. Mental starter. With a partner discuss and solve this problem. There are 6 people at a bus stop. A bus comes along and 3 people get on. How many people are left waiting?. The story of 5 teddy bears. 1. 2. 3. 4. 5.

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WALT – Understand the operation of subtraction

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  1. WALT – Understand the operation of subtraction 16 14 20 17

  2. Mental starter With a partner discuss and solve this problem There are 6 people at a bus stop. A bus comes along and 3 people get on. How many people are left waiting?

  3. The story of 5 teddy bears 1 2 3 4 5 Once there were 5 teddy bears

  4. 1 fell off the shelf … 1 2 3 4 … then there were 4

  5. 4 5 subtract 1 equals 1 2 3 4

  6. 5 - 1 4 = 1 2 3 4

  7. 7 - 3 = 4 1 2 3 4 1 5 2 6 3 7 4

  8. Bead subtraction – Triangles Storyboard subtraction - Circles Toy box subtraction - Squares Number line subtraction - Diamonds 1 2 3 4 5 6 7 8 9 10

  9. Plenary

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