Adding and Subtracting Decimals

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 sum of 1.70 + 4.65?

Back

6.35

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 9.43 - 3.34?

Back

6.09

Front

What is the value of 0.5 in cents?

Back

0.5 is equal to 50 cents.

Front

What is the difference between 5.5 and 2.2?

Back

The difference is 3.3.

Front

How do you convert a fraction to a decimal?

Back

To convert a fraction to a decimal, divide the numerator by the denominator. For example, 1/4 = 0.25.

Front

What is 55.78 + 4.6?

Back

60.38

Front

What is the sum of 2.98 + 5.3?

Back

8.28