Add Subtract Decimals

What is the first step when adding and subtracting decimals?

• Line up the numbers on the right

• Line up the decimals by place value

• Add or subtract like normal

• Add in placeholders

Add
4.76 + 3.9

• 8.66

• 5.05

• 0.86

• 866

Find the sum. 5.26 + 36.4 + 7

• 42.6

• 41.73

• 48.66

• 89.7

7.9-3.47=

• 11.37

• 4.43

• 3.32

• 4.37

55.78+4.6=

• 60.28

• 55.32

• 56.44

• 60.38

23.2 + 5.9 = 

• 30.05

• 29.92

• 29.10

• 28.92

Jennifer bought 3.4 pounds of apples. She paid $.89 per pound.  How much did Jennifer pay for the apples? Round to the nearest hundredth.

• $3.00

• $3.02

• $3.01

• $3.03

Josh ran the race in 23.8 seconds. Michael ran the race in 24.75 seconds. How much faster did Josh run?

• 22.43 seconds more

• 1.15 seconds more

• 0.95 seconds more

• 2.37 seconds more

David wrote 2 checks, one for $12.37 and the other for $45.05. He had $125.08 in his checking account before writing the checks. What is David's balance now?

• $67.66

• $57.42

• $182.50

• $67.55

Subtract.
8.32 - 4.25

• 407

• 4.17

• 4.07

• 12.75