Multiply Decimals by Whole Numbers

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. For example, 0.5 is a decimal.

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, then place the decimal point in the product based on the number of decimal places in the decimal.

Front

What is the product of 27 and 0.18?

Back

4.86

Front

If a large pizza costs $16.76, how much do 18 pizzas cost?

Back

$301.68

Front

What is the product of 58 and 0.28?

Back

16.24

Front

What is the product of 0.37 and 241?

Back

89.17

Front

What is the product of 3 and 7.89?

Back

23.67

Front

What does it mean to round a decimal?

Back

Rounding a decimal means adjusting the number to a nearby value that is simpler or easier to work with, often to a certain number of decimal places.

Front

What is the importance of the decimal point in multiplication?

Back

The decimal point indicates the value of the number. It helps determine the placement of the decimal in the final product.

Front

How do you check your work after multiplying decimals?

Back

You can check your work by estimating the answer or using the inverse operation (division) to see if you arrive back at the original numbers.