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. The decimal point is placed so that the number of decimal places in the product equals the number of decimal places in the decimal being multiplied.

Front

What is the product of 0.5 and 0.2?

Back

0.1

Front

How do you multiply two decimals?

Back

Multiply the numbers as if they were whole numbers. Count the total number of decimal places in both numbers. The product will have that many decimal places.

Front

What is 2.5 x 4?

Back

10

Front

What is 0.75 x 0.4?

Back

0.3

Front

What is the first step in multiplying decimals?

Back

The first step is to ignore the decimal points and multiply the numbers as if they were whole numbers.

Front

If you multiply 3.6 by 0.5, what is the result?

Back

1.8

Front

What is the result of 9.87 x 23.6?

Back

232.932

Front

How do you find the total cost if one item costs $2.75 and another costs 5 times as much?

Back

First, calculate the cost of the second item (5 x $2.75 = $13.75). Then add the cost of the first item and the second item along with any additional costs.