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# Operations with Positive and Negative Decimals Help

based on 2 ratings
By — McGraw-Hill Professional
Updated on Sep 21, 2011

## Operations with Positive and Negative Decimals

When performing operations with decimals that are positive and negative, perform the operations using the rules given in Addition and Subtraction.

#### Solution 1

Recall that when two negative numbers are added, the answer is negative.

#### Example 2

Multiply –3.6 × 2.01.

#### Solution 2

Since a negative number times a positive number is negative, the answer –7.236.

### Operations with Positive and Negative Decimals Practice Problems

#### Practice

Perform the indicated operation:

1. –18.62 + 3.25

2. –0.06 – 1.4

3. –3.7 × (–2.95)

4. –18.27 – (–3.5)

5. 4.5 – 10.95

1. –15.37

2. –1.46

3. 10.915

4. –14.77

5. –6.45

Practice problems for these concepts can be found at: Decimals Practice Test.

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