Doubles/Near Doubles.

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Presentation transcript:

Doubles/Near Doubles

Category 1 Doubles up to twenty.

5 + 5 5 + 6 5 + 7 5 + 8

6 + 6 5 + 6 6 + 7 6 + 8

7 + 7 6 + 7 7 + 8 7 + 9

8 + 8 8 + 7 8 + 9 8 + 6

9 + 9 8 + 9 8 + 8 8 + 7

15 + 15 15 + 16 17 + 15 15 + 18

16 + 16 17 + 17 17 + 18 16 + 17

18 + 18 18 + 19 18 + 17 19 + 19

20 + 20 19 + 19 18 + 18 19 + 18

Doubles with two-digit numbers. Category 2 Doubles with two-digit numbers.

20 + 20 19 + 19 19 + 18 19 + 17

25 + 25 24 + 25 25 + 26 26 + 27

25 + 25 25 + 28 24 + 27 24 + 28

30 + 30 29 + 29 29 + 28 28 + 27

35 + 35 35 + 36 34 + 35 36 + 37

40 + 40 39 + 39 39 + 38 38 + 37

45 + 45 46 + 46 45 + 47

50 + 50 49 + 49 48 + 49 49 + 52

100 + 100 99 + 99 99 + 98 99 + 97

Doubles with two- and three- digit numbers. Category 3 Doubles with two- and three- digit numbers.

100 + 100 99 + 99 98 + 98 97 + 99

125 + 125 149 + 149 148 + 149 148 + 148

150 + 150 149 + 149 148 + 149 148 + 148

200 + 200 199 + 199 198 + 199 198 + 198

250 + 250 249 + 249 249 + 248 248 + 248

300 + 300 299 + 299 298 + 299 298 + 297

400 + 400 399 + 399 398 + 399 398 + 398

500 + 500 499 + 499 498 + 499 498 + 497

1,000 + 1,000 999 + 999 998 + 999 998 + 998