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Addition/Subtraction

Using place value

Term 1 Week 8

By:

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Problem 1

WALT: use place value to solve addition and subtraction problems.

At camp Miss Timmi had a packet with 14 biscuits and Zane had a box with 24 chocolate biscuits. How many people can have one biscuit each at morning tea?

My solution

Explain how you worked out your answer.

  1. 14 + 24 = 38
  2. I added the tens together and then I added the ones together to make 3 tens and 8 ones.

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Problem 2

WALT: use place value to solve addition and subtraction problems.

There was lots of lost property found after camp. There were 23 T-shirts and 35 socks. How many items were there altogether?

My solution

Explain how you worked out your answer.

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Problem 3

WALT: use place value to solve addition and subtraction problems.

There were 47 items in lost property after camp. 5 children each found their towels. How many items were now left in lost property?

My solution

Explain how you worked out your answer.

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Problem 4

WALT: use place value to solve addition and subtraction problems.

There were 39 items of lost property in a box after camp. 13 children each found their togs. How many items were now left in lost property?

My solution

Explain how you worked out your answer.