Multiplication Review

Powers of 10

100

Write 10⁴ as a multiplication expression.

10 X 10 X 10 X 10

200

Write the multiplication expression in exponential form

10 X 10 X 10 X 10 X 10

10⁵

300

What is the product of 24 X 10³?

24,000

400

What is the product of 4.2 X 10⁴?

42,000

500

What is the product of 0.85 X 10³?

850

Adding and Subtracting Decimals

100

What is the sum of 12.4 + 5.8?

18.2

200

What is the difference of 8.2-3.7?

4.5

300

What is the sum of 34.9 + 8.8?

43.7

400

What is the difference of 15-6.4?

8.6

500

What is the difference of 124.05-87.682?

36.368

Multi-Digit Factor Multiplication

100

234 X 12

2808

200

346 X 25

8,650

300

607 X 34

20,638

400

528 X 57

30,096

500

3476 X 23

79,948

Multi-Digit Factor Multiplication with Decimals

100

4.6 X 23

105.8

200

3.75 X 4.8

18

300

5.58 X 7.4

41.292

400

6.09 X 0.74

4.5066

500

8.13 X 0.4

3.252