Addition
23 + 31 =
54
40 - 10 =
30
Use an area model to find this product: 51 x 13 =
663
Use a number line to solve this problem: 51 + 35 =
86
6 ducks are on a pond. Some ducks fly away. Now there are 4 ducks on the pond. How many ducks flew away?
2
47 + 25 =
72
60 - 20 =
40
Use an area model to find this product: 24 x 11 =
264
Use a number line to solve this problem: 62 + 32 =
94
5 kids are swimming at the city pool. More kids jump in. Now there are 8 kids in the pool. How many more kids jumped into the pool?
3
62 + 18 =
80
80 - 30 =
50
Use an area model to find this product: 93 x 52 =
4,836
Use a number line to solve this problem: 34 + 25 =
59
Jason has 8 pencils. He gets more pencils. Now Jason has 10 pencils. How many more pencils did Jason get?
2
54 + 37 =
91
90 - 70 =
20
Use an area model to find this product: 93 x 21 =
1,953
Use a number line to solve this problem: 72 + 15 =
87
10 penguins are on the ice. Some slide into the water. Now there are 6 penguins left on the ice. How many penguins slid into the water?
4
35 + 33 =
68
30 - 10 =
20
Use an area model to find this product: 13 x 12 =
156
Use a number line to solve this problem: 44 + 23 =
67
Rocco makes 9 drawings. He gives some to his friends. Now Rocco has 4 drawings. How many drawings did Rocco give to his friends?
5