Powers of 10
Estimating
Single Digit
Double Digit
Word Problems
100

56 x 103 =

56,000

100
ESTIMATE!!

267 x 38 = 

300 x 40 = 12,000

100

3,382 x 8 = 

27,056

100

88 x 34 = 

2,992

100

Jeremy went to the store and bought 23 boxes of fruit snacks. There were 130 packages in each box. How many total packages did Jeremy get?

2,990 Packages

200

360 x 104=

3,600,000

200

ESTIMATE!!

786 x 32 =

800 x 30 = 24,000

200

673 x 9 = 

6,057

200

678 x 39 = 

26,442

200

Bob is laying a brick path. One row for the path requires 18 bricks. There are 24 rows Bob needs to put down. How many bricks will he need?

24 x 18 = 432 Bricks

300

___ x 105= 250,000,000

2,500

300

ESTIMATE!!

27 x 89 = 

30 x 90 = 2700

300

DOUBLE JEAOPARDY!

67,372 x 6 = 

404,232

300

3,897 x 83 = 

323,451

300

Mia is putting marbles in a big jar. One bag of marbles contains 342 marbles. Mia uses 22 bags to fill the jar. How many marbles are in the jar?

342 x 22 = 7,524 Marbles

400

___ x 100= 100

100

400

ESTIMATE!!

987 x 81 = 

1,000 x 80 = 80,000

400

38,483 x 5 = 

192,415

400
9,378 x 31 = 

290,718

400

Johnny is watching cars drive by his house. He notices that 59 cars drive by every hour. How many cars would have driven by after 8 hours?

59 x 8 = 472 Cars

500

DOUBLE JEOPARDY!

200 x 10?= 200,000

103

500

ESTIMATE!!

643 x 18 = 

600 x 20 = 12,000

500
782 x 8 = 

6,256

500

78,983 x 17 = 

1,342,711

500

There are 30 kindergarteners in Ms Garcia's class. Each student needs 24 crayons. How many crayons will Ms Garcia's class need in all?

30 x 24 = 720 Crayons

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