Multiplying and Dividing Decimals with Powers of Ten

Front

What is a decimal?

Back

A decimal is a number that includes a decimal point, which separates the whole number part from the fractional part.

Front

What does it mean to multiply a decimal by a power of ten?

Back

Multiplying a decimal by a power of ten shifts the decimal point to the right for positive powers and to the left for negative powers.

Front

What is 0.61 ÷ 100?

Back

.0061

Front

How do you divide a decimal by 10?

Back

To divide a decimal by 10, move the decimal point one place to the left.

Front

What is 56.94 ÷ 10?

Back

5.694

Front

What happens when you multiply a decimal by 100?

Back

When you multiply a decimal by 100, you move the decimal point two places to the right.

Front

What is 8.4 × 100?

Back

840

Front

What is the result of 2.31 feet multiplied by 10,000?

Back

23,100 feet

Front

What is the relationship between multiplying and dividing by powers of ten?

Back

Multiplying by a power of ten increases the value, while dividing by a power of ten decreases the value.

Front

What is 0.543 grams in decimal form?

Back

.543 grams