1, 2, ___, ____, 5
3, 4
3, 5, ___, ____
7, 9
5, ____, 15, 20
10
10, ____, 30, ____
20, 40
Sam has 12 apples. She gives some away. Now she has 8 apples. How many did she give away?
4
79, ____, _____, 82, 83
80, 81
14, ___, 18, 20, ____
16, 22
25, 30, ____, 40, _____
35, 45
45, ____, 65, 75, _____
55, 85
Nick has 9 baseballs. He buys 8 more. How many does he have now?
17
76, ___, 74, ____, 72
75, 73
21, ___, 25, ____, 29
23, 27
50, ____, ____, ____, 70, 75
55, 60, 65
90, ____, 70, ____, 50
80, 60
Tim has some cupcakes. He bakes 12 more. Now he has 17. How many did he have to start?
5
110, ____, 112, _____
111, 113
46, ____, 42, 40, ____
44, 38
45, 40, ____, _____, 25
30, 35
76, ___, 96, ____, 116
86, 106
19
120, ____, _____, 117
119, 118
111, 109, ____, _____
107, 105
105, 110, ____, 120, ____
115, 125
118, ____, 98, 88, _____
108, 78
Trish and Wes catch 15 butterflies. Some fly away. Now they have 3 butterflies. How many flew away?
12