10/13 Multiplying Decimals by Decimals

Front

What is the product of 81.9 and 0.5?

Back

40.95

Front

How do you multiply a decimal by a whole number?

Back

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

Front

What is 18.7 multiplied by 6?

Back

112.2

Front

What is the result of multiplying 0.18 by 2.0?

Back

0.36

Front

How do you multiply two decimals?

Back

Multiply the numbers as if they were whole numbers, then count the total number of decimal places in both numbers and place the decimal point in the product accordingly.

Front

What is 1.2 multiplied by 2.1?

Back

2.52

Front

What is the product of 3.7 and 0.43?

Back

1.591

Front

What is the importance of decimal placement in multiplication?

Back

Decimal placement is crucial because it determines the value of the product; incorrect placement can lead to incorrect answers.

Front

What is the rule for multiplying decimals?

Back

Multiply the numbers as if they are whole numbers, then count the total number of decimal places in both factors and place the decimal point in the product.

Front

How many decimal places are in the product of 1.2 and 2.1?

Back

There are two decimal places in total (one from 1.2 and one from 2.1), so the product will have two decimal places.