Adding and Subtracting Decimals

Front

What is the sum of 2.98 and 5.3?

Back

8.28

Front

What is the difference when you subtract 2.52 from 9.73?

Back

7.21

Front

Calculate 94 minus 4.8.

Back

89.2

Front

What do you get when you add 7.9 and 18.72?

Back

26.62

Front

If a computer programmer has two files totaling 93 gigabytes and one file is 50.30 gigabytes, how big is the second file?

Back

42.70

Front

What is a decimal?

Back

A decimal is a fraction whose denominator is a power of ten, represented with a decimal point.

Front

How do you align decimals when adding or subtracting?

Back

You line up the decimal points vertically to ensure proper addition or subtraction.

Front

What is the first step in adding decimals?

Back

Align the numbers by their decimal points.

Front

What is the first step in subtracting decimals?

Back

Align the numbers by their decimal points.

Front

What is the value of 0.5 in fraction form?

Back

1/2