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Exercise 3

20 + 10 + 10 =
22 + 10 + 9 =
25 + 9 + 10 =
27 + 9 + 9 =
29 + 9 + 10 =
21 + 10 + 9 =
23 + 10 + 9 =
26 + 10 + 9 =
29 + 10 + 10 =
25 + 9 + 9 =
24 + 9 + 10 =
21 + 10 + 9 =
20 + 10 + 10 =
22 + 9 + 9 =
29 + 9 + 10 =
25 + 10 + 9 =
24 + 9 + 10 =
21 + 10 + 9 =
20 + 9 + 10 =
22 + 10 + 9 =
29 + 10 + 10 =
25 + 9 + 9 =
28 + 9 + 10 =
20 + 10 + 9 =
22 + 9 + 10 =
24 + 10 + 9 =
21 + 9 + 10 =

Name: ________________________________Date: _____________________

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