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2. Today we will be learning to: add and subtract use words for addition and subtraction add several numbers together find differences by counting on.

3. Mental activity Find pairs of numbers that sum to 12.

4. 185 10 3 612 117 42 9 Look at number 8. How many do you count on to get to 12? 4

5. 185 10 3 612 117 42 9 Now find other pairs of numbers that sum to 12.

6. Main Activity Today we are going to find missing numbers in magic squares.

7. This is a magic square. Each line adds up to the same number. 705 246 381

8. What does this line add up to? 705 246 381 12

9. What does this line add up to? 705 246 381 12

10. What does this line add up to? 705 246 381 12

11. What does this line add up to? 705 246 381 12

12. What does this line add up to? 705 246 381 12

13. What does this line add up to? 705 246 381 12

14. What does this line add up to? 705 246 381 12

15. What does this line add up to? 705 246 381 12

16. Complete this magic square. The magic number is 15. 6 3 92

17. 6 3 92 Each number 1-9 appears only once in this magic square.

18. The magic number is 15. 6 3 92 Did you get them all right? 8 1 57 4

19. Group Work Complete some magic squares as a group then on your own. Complete your own magic squares.

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