Three Addends
65 + 4 + 28
97
31 + 25
30 + 30 = about 60
Add 3 to each of the following:
24, 34, 44, 54, 64
27, 37, 47, 57, 67
14 + 17
31
12 + 12 + 7
31
36 + 56
40 + 60 = about 100
Add 1 to each of the following
10, 20, 30, 40, 50
11, 21, 31, 41, 51
25 + 25
50
40 + 7 + 16
63
8 + 89
10 + 90 = about 100
Add 4 to each of the following:
3, 13, 23, 33, 43
7, 17, 27, 37, 47
37 + 19
56
8 + 8 + 10
26
27 + 41
30 + 40 = about 70
Add 10 to each of the following:
45, 50, 55, 60, 65
55, 60, 65, 70, 75
46 + 28
74
52 + 21 + 10
83
12 + 76
10 + 80 = about 90
Take away 2 from each of the following
18, 28, 38, 48, 58
16, 26, 36, 46, 56
85 + 16
101