Decimal multiplication

Front

What is decimal multiplication?

Back

Decimal multiplication is the process of multiplying numbers that have decimal points. It involves aligning the numbers, ignoring the decimal points during multiplication, and then placing the decimal point in the product based on the total number of decimal places in the factors.

Front

How do you multiply a decimal by a whole number?

Back

To multiply a decimal by a whole number, multiply as if there is no decimal. Then, place the decimal point in the product by counting the number of decimal places in the decimal factor.

Front

What is the product of 0.2 and 0.8?

Back

0.16

Front

What is the height of a tree that was 0.17 meters tall after it grows 10 times taller?

Back

1.7 meters

Front

What is the value of 1000.8288282 multiplied by 1?

Back

1000.8288282

Front

What is the product of 1.2 and 2.1?

Back

2.52

Front

In the number 12.087, which digit is in the thousandths place?

Back

7

Front

How do you determine the number of decimal places in a product?

Back

Count the total number of decimal places in both factors. The product will have that many decimal places.

Front

What is the first step in multiplying decimals?

Back

Ignore the decimal points and multiply the numbers as if they were whole numbers.

Front

What happens to the decimal point in the product when multiplying two decimals?

Back

The decimal point is placed in the product based on the total number of decimal places in the factors.