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Number Bonds to 20 19 + 1 = 20 18 + 2 = 20 17 + 3 = 20 16 + 4 = 20 15 + 5 = 20 14 + 6 = 20 13 + 7 = 20 12 + 8 = 20 11 + 9 = 20 10 + 10 = 20 9 + 11 = 20.

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Presentation on theme: "Number Bonds to 20 19 + 1 = 20 18 + 2 = 20 17 + 3 = 20 16 + 4 = 20 15 + 5 = 20 14 + 6 = 20 13 + 7 = 20 12 + 8 = 20 11 + 9 = 20 10 + 10 = 20 9 + 11 = 20."— Presentation transcript:

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2 Number Bonds to = = = = = = = = = = = = = = = = = = = = 20

3 Number Bonds for Pair the numbers to make 20

4 Number Bonds for Pair the numbers to make 20

5 Number Bonds for Pair the numbers to make 20

6 Number Bonds for ? = 20 Find the missing number ? = ? = ? = ? = ? = ? = ? = ? = ? =

7 = ? Now try these = ? = ? = ? = ? = ? = ? = ? = ? = ? Number Bonds for 20

8 1. ? + 7 = 20 And finally these = ? ? = ? = 8 5. ? + 4 = = ? ? = = ? ? = = ? Number Bonds for 20

9 Worksheet (Print) = = = = = = = = = = = = = = = = = = = = = = ? = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = ? = = = = = = = = Worksheet

10 Interactive 20 ? Click on the number that makes the middle number up to20 Click on remaining numbers to remove or go to next slide.

11 ? Click on the number that makes the middle number up to 20 Click on remaining numbers to remove or go to next slide.

12 ? Click on the number that makes the middle number up to 20 Click on remaining numbers to remove or go to next slide.

13 ? Click on the number that makes the middle number up to 20 Click on remaining numbers to remove or go to next slide. 13

14 ? Click on the number that makes the middle number up to 20 Click on remaining numbers to remove or go to next slide. 16

15 ? Click on the number that makes the middle number up to 20 Click on remaining numbers to remove or go to next slide. 8

16 ? Click on the number that makes the middle number up to 20 Click on remaining numbers to remove or go to next slide. 6

17 ? Click on the number that makes the middle number up to20 Click on remaining numbers to remove or go to next slide.

18 ? Click on the number that makes the middle number up to 20 Click on remaining numbers to remove or go to next slide.

19 ? Click on the number that makes the middle number up to 20 Click on remaining numbers to remove or go to next slide. 10

20 ? Click on the number that makes the middle number up to20 Click on remaining numbers to remove or go to next slide.

21 Interactive Mixed ? Click on the number that makes the middle number up to17 Click on remaining numbers to remove or go to next slide.

22 ? Click on the number that makes the middle number up to13 Click on remaining numbers to remove or go to next slide.

23 ? Click on the number that makes the middle number up to18 Click on remaining numbers to remove or go to next slide.

24 ? Click on the number that makes the middle number up to17 Click on remaining numbers to remove or go to next slide. 9

25 ? Click on the number that makes the middle number up to14 Click on remaining numbers to remove or go to next slide.

26 ? Click on the number that makes the middle number up to15 Click on remaining numbers to remove or go to next slide.

27 ? Click on the number that makes the middle number up to13 Click on remaining numbers to remove or go to next slide.

28 ? Click on the number that makes the middle number up to17 Click on remaining numbers to remove or go to next slide. 6

29 ? Click on the number that makes the middle number up to12 Click on remaining numbers to remove or go to next slide.

30 ? Click on the number that makes the middle number up to15 Click on remaining numbers to remove or go to next slide.

31 ? Click on the number that makes the middle number up to13


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