Adding and Subtracting Decimals

Front

What is a decimal?

Back

A decimal is a number that has a whole part and a fractional part, separated by a decimal point. 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 sum directly below the other decimal points.

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 89.34 + 98?

Back

187.34

Front

What is the difference of 864.2 and 363.3?

Back

500.9

Front

If Kelly has $20 and spends $2.15 and $6.58, how much does she have left?

Back

$11.27

Front

Annie buys shoes for $47.82 and a top for $13.36. If she gives $100, what is her change?

Back

$39

Front

What is the value of 0.75 + 0.25?

Back

1.00

Front

What is the value of 5.5 - 2.3?

Back

3.2