Dividing Decimals

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 that represents 5/10.

Front

How do you divide a decimal by a whole number?

Back

To divide a decimal by a whole number, move the decimal point in the dividend (the number being divided) to the right until it becomes a whole number. Then divide as usual and place the decimal point in the quotient (the result) directly above where it was in the dividend.

Front

What is the result of dividing 4.5 by 1.5?

Back

The result is 3.0.

Front

How do you convert a fraction to a decimal?

Back

To convert a fraction to a decimal, divide the numerator (top number) by the denominator (bottom number). For example, 1/4 = 1 ÷ 4 = 0.25.

Front

What is the first step in dividing decimals?

Back

The first step is to make the divisor (the number you are dividing by) a whole number by moving the decimal point to the right.

Front

If you divide 6.4 by 0.8, what is the answer?

Back

The answer is 8.

Front

What does it mean to round a decimal?

Back

Rounding a decimal means adjusting its value to make it simpler while keeping it close to the original value. For example, rounding 2.67 to the nearest whole number gives you 3.

Front

How do you round 3.76 to the nearest tenth?

Back

To round 3.76 to the nearest tenth, look at the hundredths place (6). Since it is 5 or more, round up to 3.8.

Front

What is the relationship between division and multiplication with decimals?

Back

Division is the inverse operation of multiplication. If you know that 3 x 2 = 6, then 6 ÷ 2 = 3.

Front

How do you check your division of decimals?

Back

You can check your division by multiplying the quotient (result) by the divisor. If you get the original dividend, your division is correct.