3-Digit by 2-Digit
Estimate
2-digit by 2-digit
Multiply by Powers of 10
Word Problems
100

300 x 20

6000

100

Estimate 42 x 21

40 x 20 = 800

100

18 x 42

756

100

19 × 1,000,000

19,000

100

Brooke bought a dozen chairs for $32 each, how much did she spend?

12 x 32 = $384

200

125 x 10

1250

200

Estimate 56 x 10

60 x 10 = 600

200

81 x 46

3,726

200

Which is equivalent to multiplying a number by 103

multiplying by 1,000

200

Brody feeds each goat 4 pounds of hay each day. In a month with 28 days, how many pounds of hay does each goat receive?

4 x 28 = 112

300

406 x 18

7,308

300

Estimate 38 x 72

40 x 70 = 2800

300

The Hoffman family has bought one pizza on Friday night every week for the last 10 years.
How many pizzas have they bought on Friday nights?

520 pizzas

300

Ava earns $3,000 in 1 month at her job. How much will Ava earn in 20 months?

60,000

300

Ava and Evelin made stickers that are each 11 inches long. How long is all of the material if they made 25 stickers?

11 x 25 = 275 inches

400

128 x 24

3072

400

Estimate 35 x 35

40 x 40 = 1600

400

What are ALL of the partial products for 43 X 17?

21, 280, 30, and 400

400

What is the product of 70 × 104

70,0000

400

Daniel modeled an object which uses 29 grams of plastic to 3D print. If he prints 13 copies, how much plastic will he need?

13 x 29 = 377 grams

500

567 x 89

50,463

500

Estimate 63 x 32

60 x 30 = 1800

500

Mr. Wong wants to purchase 12 new smoke detectors for his house. Store A sells each smoke detector
for $17 and Store B sells each smoke detector for $24. If Mr. Wong purchases all his smoke detectors
at Store A, how much less will he spend than if he purchased all the smoke detectors at Store B?

$84

500

How many zeros are in the product 30 × 105?

6

500

Bryan created a math practice sheet with 17 questions. If 48 people complete the sheet, how many questions were answered in total?

17 X 48 = 816 questions

M
e
n
u