Decimal Multiplication Review

Decimal x a power of 10

100

Solve: 

2.64 x 10

26.4

200

Solve:

3.56 x 10

35.6

300

Solve:

7.98 x 100

798

400

Solve:

2.354 x 100

235.4

500

Solve:

73.42 x 1,000

73,420

Decimal x power of 10 (exponent)

100

Solve:

3.45 x 10²

345

200

Solve:

6.38 x 10³

6,380

300

Solve:

79.8 x 10³

79,800

400

Solve:

978.0 x 10⁴

9,780,000

500

Solve:

3.457 x 10⁵

345,700

Decimal x single digit Whole Number Multiplication

100

Solve: 

2.65 x 6

15.9

200

Solve:

12.6 x 5

63

300

Solve:

53.6 x 6

321.6

400

Solve:

35.63 x 7

249.41

500

Solve:

579.8 x 9

5,218.2

Decimal x two digit whole number

100

Solve:

3.56 x 24

85.44

200

Solve:

4.57 x 62

283.34

300

Solve: 

0.534 x 23

12.282

400

Solve:

5.36 x 31

166.16

500

Solve:

2.36 x 25

59

Word problems

100

The monthly rent for a violin is $26.5 How much would the rent be for 6 months?

The cost of rent for 6 months would be $159.

200

A newspaper costs  $0.87 per day. How much does the paper cost for one week?

The newspaper cost $6.09 per week.

300

Jim and Sarah are buying their parents Christmas presents. Jim spent $45.80 on his parent’s gift. If Sarah spent 4 times as much as Jim, how much did she spend on her parent’s gift?

Sarah spent $183.20 on her parents gift. 

400

Apples cost $2.39 per pound. You buy 3 pounds and give the cashier $10. How much change do you receive?

You receive $2.83 in change.

500

There are 25.6 grams of sugar in a lollipop. You consume 3 lollipops. How many grams of sugar do you consume?

You will consume 76.8 grams of sugar.