Review Adding and Subtracting with Decimals

Difference, less than, minus, decrease, reduce, take away, how many more, change ($$) and less than are all keywords for...

• adding

• subtracting

• multiplying

• dividing

What would be the best estimate for 33.89 + 55.6

• 63

• 100

• 90

• 80

Mrs. McGinn loves oranges. She bought 12.4 pounds of Mandarin oranges and 5.93 pounds of Valencia oranges. How many pounds of oranges did she buy?

Beth worked 33.25 hours last week and 23.75 this week. How many total hours did she work?

Janice makes 2.4 liters of iced tea. After serving the iced tea to her guests, she has 0.29 liter left. How many liters of iced tea did she serve to her guests?

Tony ran 4.8 miles. James ran 2.75 miles. How much farther did Tony run?

Which of the following expressions matches the grid shown?

• 0.22 - 0.23 = 0.45

• 0.45 + 0.22 = 0.23

• 0.23 - 0.22 = 0.01

• 0.22 + 0.23 = 0.45

Which of the following expressions matches the grid shown?

• 0.46 + 0.17 = 0.37

• 0.46 - 0.17 = 0.37

• 0.63 + 0.17 = 0.80

• 0.63 - 0.17 = 0.46

When ​ (a)   decimals, I must always ​ (b)   the decimals.

• adding or subtracting

• line up

• multiplying or dividing

• get rid of

Find the sum. Show your work.

9.4 + 6.65