Add Subtract Multiply Decimals

How do you add decimals?

• line up the decimal points

• multiply normally, then count the decimal places

• decimal doesn't like to be outside

How do you subtract decimals?

• line up the decimal points

• multiply normally, then count the decimal places

• decimal doesn't like to be outside

How do you multiply decimals?

• line up the decimal points

• multiply normally, then count the decimal places

• decimal doesn't like to be outside

Find the sum.

4.37 + 9.8

• 5.35

• 13.117

• 15.17

• 14.17

What is the sum of twenty-five and six hundredths plus sixteen and nine tenths?

• 41.96

•  42.5

11.3 × 2.5

• 79.1

• 13.8

• 22.597

• 28.25

4.5 x 6.2

• 2,790

• 279

• 27.9

• 2.79

Evaluate the sum of 2.3 and 4.5

• 8.6

• 4.73

• 6.8

• 2.2

Kelly has $20. She spends $2.15 on a Slurpee and $6.58 on candy. How much money does Kelly have left?

• $28.73

• $11.27

• $17.85

• $13.42

7.9 - 3.47 =

• 11.37

• 4.43

• 3.32

• 4.37