Placing the Decimal Point

Front

What is a decimal?

Back

A decimal is a fraction whose denominator is a power of ten, represented with a dot (decimal point) separating the whole number from the fractional part.

Front

How do you multiply a decimal by a whole number?

Back

To multiply a decimal by a whole number, multiply as if there were no decimal point, then place the decimal point in the product based on the number of decimal places in the original decimal.

Front

What is the product of 0.3 and 4?

Back

1.2

Front

What is the product of 0.8 and 6?

Back

4.8

Front

What is the product of 0.3 and 0.3?

Back

0.09

Front

What is the product of 1.1 and 0.09?

Back

0.099

Front

What is the product of 7 and 0.9?

Back

6.3

Front

How do you determine the placement of the decimal point in multiplication?

Back

Count the total number of decimal places in the numbers being multiplied. The decimal point in the product is placed to the left by that many places.

Front

What happens when you multiply a decimal by a decimal?

Back

The product will always be smaller than both of the original decimals.

Front

What is the value of 0.5 x 2?

Back

1.0