Multiplying/Dividing Decimals

Front

What is the process for multiplying decimals?

Back

To multiply decimals, first multiply the numbers as if they were whole numbers. Then, count the total number of decimal places in both numbers. The product should have the same number of decimal places as the total counted.

Front

How do you divide decimals?

Back

To divide decimals, first move the decimal point in the divisor (the number you are dividing by) to the right until it is a whole number. Move the decimal point in the dividend (the number being divided) the same number of places to the right. Then, divide as you would with whole numbers.

Front

What is a decimal?

Back

A decimal is a fraction expressed in a special form. It uses a decimal point to separate the whole number part from the fractional part.

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).

Front

What is the value of 0.5 in fraction form?

Back

0.5 is equivalent to 1/2.

Front

What is the importance of place value in decimals?

Back

Place value determines the value of each digit in a decimal number. For example, in 0.75, the 7 is in the tenths place and the 5 is in the hundredths place.

Front

How do you round decimals?

Back

To round a decimal, look at the digit to the right of the place you are rounding to. If it is 5 or greater, round up. If it is less than 5, round down.

Front

What is the result of 1.08 ÷ 4?

Back

1.08 ÷ 4 = 0.27.

Front

If 4 boxes of cereal cost $16.24, how much does one box cost?

Back

One box of cereal costs $4.06.

Front

What is the result of 123.6 - 0.08?

Back

123.6 - 0.08 = 123.52.