Decimal operations

Front

What is a decimal?

Back

A decimal is a fraction whose denominator is a power of ten, represented with a decimal point. For example, 0.5 is a decimal representation of 5/10.

Front

How do you multiply decimals?

Back

To multiply decimals, 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 the result of 8.65 * 4?

Back

34.6

Front

How do you subtract decimals?

Back

Align the decimal points of the numbers, subtract as you would with whole numbers, and place the decimal point in the result.

Front

What is 94 - 4.8?

Back

89.2

Front

What is the process of adding decimals?

Back

Align the decimal points, add as you would with whole numbers, and place the decimal point in the sum.

Front

What is 2.39 x 4.37?

Back

10.4443

Front

How do you divide decimals?

Back

To divide decimals, move the decimal point in the divisor to make it a whole number, then move the decimal point in the dividend the same number of places and divide as usual.

Front

What is 0.6 ÷ 5?

Back

0.12

Front

What is the result of 6.09 - 1.23?

Back

4.86