I Can Add and Subtract Decimals

3.3 + 2.22=

• 5.52

• 5.55

• 5.77

• 5.4

Solve: 28.53 + 34.921

• 61.21

• 63.451

• 64.501

• 63.381

Solve: 55.9 - 14.948

• 40.952

• 41.293

• 40.628

• 39.081

Which of the following operations require you to line up your decimals?

This month, Cecilia has ridden her bike 114.7 miles. BEFORE THAT, she had ridden the bike for a total of 1,468 miles. How many total miles has Cecilia ridden her bike NOW?

• 116.168 miles

• 1,582.7 miles

• 261.5 miles

• 1,353.3 miles

James brought a fresh 2-liter bottle of sweet tea to school. He drank 0.29 liter before lunch and 0.189 liter after lunch. He tried to offer the rest to Mr. Blow, but Mr. Blow said, "Seriously?!" How much tea was left at the end of the day?

-12.4 + 9.2 + 1 

Mathematical Equivalence

ON

Mr. Starr bought candy for Halloween.  He purchased a 10 pound bag of candy.  When he ran out of candy he bought a bag of Jolly Ranchers that weighed 2.5 pounds and a bag of Kisses that weight 6.72 pound.  How much candy did he buy in all?

• 18.22 pounds

• 7.07 pounds

• 10.22 pounds

• 19.22 pounds

Trinity loves to run.  She ran 3.4 miles on Monday, 2.75 miles on Tuesday, and 5 miles on Wednesday.  How many total miles did she run?

• 3.14

• 314

• 10.15

• 11.15

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