Multiply Decimals by 10, 100, 1000, 0.01, 0.1

What is the value of (2 x 1000) + (3 x .1) in standard form?

• 23

• 2,003

• 2,000.3

• 2.3

Melissa has (6 x .1) + (5 x .01) cents in her pocket. How is this written in standard form?

• $0.65

• $6.05

• $6.50

• $60.50

To multiply decimals by 0.1, 0.01 or 0.001

• Move the decimal point to the right based on the number of decimal places.

• Move the decimal point to the left and right based on the number of decimal places.

• Move the decimal point to the left based on the number of decimal places.

• Do not move the decimal point based on the number of decimal places.

0.149 x 100

• 14.9

• 1.49

• 0.00149

• 1,490

0.75 x 1,000

• 750

• 7.50

• 75.0 

• 0.75

0.23 x 10

• 2.30 

• 0.23

• 23.0

• 0.023

7.129 × 100 = 

• 712.9

• 71.29

• 0.7129

• 0.07129

• 4,560

• 456

• 45,600

• 45.6

452.5 × 10 =

• 4525

• 45.25

• 45250

• 452.5

10³ x 4.83

• 483.0

• 4830

• 48.30

• 483000