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 and multiplying as if they were whole numbers, 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, 0.5 x 10 = 5.

Front

What is 0.0005 x 10?

Back

0.0005 x 10 = 0.005.

Front

What is 1/10 of a number?

Back

1/10 of a number is the same as dividing that number by 10. For example, 1/10 of 8.4 is 0.84.

Front

What is the result of 0.9 x 0.2?

Back

0.9 x 0.2 = 0.18.

Front

How do you find the product of two decimals?

Back

To find the product of two decimals, multiply them 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 1.2 x 2.1?

Back

1.2 x 2.1 = 2.52.

Front

If a tree is 0.17 meters tall and grows 10 times its height, what is its new height?

Back

The new height of the tree is 1.7 meters.

Front

What does it mean to multiply by 10?

Back

Multiplying by 10 increases the value of a number tenfold, effectively shifting the decimal point one place to the right.

Front

What is the decimal equivalent of 1/10?

Back

The decimal equivalent of 1/10 is 0.1.