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.

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 sum directly below the other decimal points.

Front

What is the sum of 27.63 and 15.04?

Back

27.67

Front

What is the sum of 51.37 and 24.50?

Back

75.87

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 difference directly below the other decimal points.

Front

What is the difference between 9.28 and 0.54?

Back

8.74

Front

What is the difference between $18 and 3.55?

Back

$14.45

Front

What is the value of 3.5 + 2.25?

Back

5.75

Front

What is the value of 4.8 - 1.3?

Back

3.5

Front

What is the sum of 3.35, 1.4, and 3.65?

Back

8.4