Decimal Operations

Front

What is a decimal?

Back

A decimal is a number that includes a decimal point, which separates the whole number part from the fractional part. For example, 3.14 is a decimal.

Front

How do you add decimals?

Back

To add decimals, align the numbers by the decimal point and add as you would whole numbers, placing the decimal point in the answer directly below the other decimal points.

Front

What is the result of 55.78 + 4.6?

Back

60.38

Front

How do you subtract decimals?

Back

To subtract decimals, align the numbers by the decimal point and subtract as you would whole numbers, placing the decimal point in the answer directly below the other decimal points.

Front

What is the result of 7.9 - 3.47?

Back

4.43

Front

What is division of decimals?

Back

Division of decimals involves dividing the numbers as if they were whole numbers, then placing the decimal point in the quotient based on the decimal places in the dividend.

Front

What is the result of 4.32 ÷ 9?

Back

0.48

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

If Mrs. Linda has 17.16 cups of brownie mix and each brownie uses 0.33 cups, how many brownies can she make?

Back

52

Front

What is the result of 5.8 miles divided by 4 runners?

Back

1.45 miles