Multiplying and Dividing by Powers of 10

Front

What is the result of 0.4 ÷ 10?

Back

0.04

Front

What is 6.3 ÷ 100?

Back

0.063

Front

Fill in the missing power of 10: 34 x ______ = 34,000.

Back

1,000

Front

What is 100 x 32.8?

Back

3,280

Front

What is the value of 2.398 x 10^3?

Back

2,398

Front

What happens to a decimal number when it is divided by 10?

Back

The decimal point moves one place to the left.

Front

What happens to a decimal number when it is multiplied by 10?

Back

The decimal point moves one place to the right.

Front

How do you express 1,000 as a power of 10?

Back

10^3

Front

What is the general rule for multiplying by powers of 10?

Back

Move the decimal point to the right for positive exponents.

Front

What is the general rule for dividing by powers of 10?

Back

Move the decimal point to the left for positive exponents.