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 10?

Back

To multiply a decimal by 10, move the decimal point one place to the right. For example, 4.5 x 10 = 45.0.

Front

What is 45.67 x 100?

Back

4,567

Front

How do you find 1/10 of a decimal number?

Back

To find 1/10 of a decimal number, divide the number by 10 or move the decimal point one place to the left. For example, 8.4 ÷ 10 = 0.84.

Front

What is 0.4 x 0.3?

Back

0.12

Front

What is the product of 0.0005 and 10?

Back

.005

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 factors and place the decimal point in the product accordingly.

Front

What is the value of 7 bags of candy at $1.50 each?

Back

$10.50

Front

What does it mean to multiply by a decimal?

Back

Multiplying by a decimal means scaling a number down. For example, multiplying by 0.5 halves the number.

Front

How do you convert a fraction to a decimal?

Back

To convert a fraction to a decimal, divide the numerator by the denominator. For example, 1/4 = 0.25.