Addition
75 + 16
91
59 - 24
35
Start at 105, count by 10's
115, 125, 135, 145, 155
Ali has 75cents. Kelby has 19. How much more?
75 - 19 = 56 cents
9 + 8
10 + 7
29 + 13
42
98 - 44
54
Start at 88, count by 100's
188, 288, 388, 488, 588
Avery's shell measured 21 cm. Abi's was 19 cm. What is their combined length?
21 + 19 = 40 cm
8 + 5
10 + 3
38 + 18
56
76 - 29
47
Start at 77, count by 10's
87, 97, 107, 117, 127
Andre's desk is 19 in. long. His and Isiah's together are 36 in. How long is Isiah's desk?
19+ ___ = 36 or 36 - 19 = ___. ____ = 17 in.
5 + 9
4 + 10
59 + 24
83
42 - 16
26
Start at 230, count by 5's
235, 240, 245, 250, 255
Hope picked 35 apples. Jon picked some more. Together they have 66 apples. How many did he pick?
35 + __ = 66 or 66 - 35 = __. __ = 29
6 + 8
4 + 10
16 + 87
103
57 - 39
18
Start at 139, count by 10's
149, 159, 169, 179, 189
Savannah has 13 gems. She put hers with Ysabella's. They have 51 in all. How many does Ysabella have?
13 + __ = 51. or 51 - 13 = __. __ = 38
9 + 9
10 + 8