Multiplying and Dividing with Decimals

Front

What is a decimal?

Back

A decimal is a fraction whose denominator is a power of ten, represented with a dot (.) to separate the whole number from the fractional part.

Front

How do you multiply a decimal by a whole number?

Back

To multiply a decimal by a whole number, multiply as if there are no decimals, then count the total number of decimal places in the original decimal and place the decimal point in the product accordingly.

Front

What is the process of dividing 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, and then divide as usual.

Front

What does R mean in division problems?

Back

R stands for 'remainder', which is the amount left over after division when the numbers do not divide evenly.

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 1.5 x 2?

Back

The value of 1.5 x 2 is 3.0.

Front

What is the value of 0.75 ÷ 3?

Back

The value of 0.75 ÷ 3 is 0.25.

Front

How do you round a decimal to the nearest whole number?

Back

To round a decimal to the nearest whole number, look at the digit to the right of the decimal point. If it is 5 or greater, round up; if it is less than 5, round down.

Front

What is the result of 2.5 x 4?

Back

The result of 2.5 x 4 is 10.0.

Front

What is the result of 3.6 ÷ 2?

Back

The result of 3.6 ÷ 2 is 1.8.