Multiply by Multiples of 10
Estimate
Multiply by 2 digits
multiply by 3 & 4 digits
Problem Solving
100

56 x 30

1680

100

43 x 32

40 x 30 = 1,200

100

45 x 32 = 

1,440

100

439 x 43 = 

18,877

100

Aiden got 16 bags of candy for Halloween. Each bag has 40 pieces of candy in it. How many total pieces of candy does Aiden have? 

640 pieces of candy

200

40 x 40

1,600

200

58 x 36

60 x 40 = 2,400

200

78 x 43

3,354

200

483 x 23

11,109

200

Jayden plays 15 different video games. If he spends 20 minutes each day playing his video games, how many minutes a day would be spent playing? 

300 minutes playing video games

300

50 x 60

3,000

300

88 x 72

90 x 70 = 6,300

300

68 x 23 = 

1,564

300

5,542 x 42 = 

232,764

300

Miss Musco drank 2 cups of coffee a day for 35 days. Then, she drank 3 cups of coffee a day for 23 days. How many total cups of coffee did she drink altogether. 

139 cups of coffee

400

33 x 70

2310

400

55 x 77

60 x 80 = 4,800

400

95 x 45 = 

4,275

400

3,658 x 45

164,610

400

Diego likes to draw cartoons. He drew 12 cartoons a day for 24 days. He drew 14 cartoons a day for 32 days. How many total cartoons did Diego draw? 

726 cartoons. 

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