Representing Decimal Add and Subtract

Stephanie has two dogs. Her beagle weighs 16.27 pounds. Her poodle weighs 28.53 pounds. What is the combined weight of both dogs?

• 448 pounds

• 44.8 pounds

• 4.48 pounds

• 12.26 pounds

Maggie purchased snacks at the movie theater. She purchased a bucket of popcorn for $7.25, a box of candy for $2.76 and a pickle for $0.98. How much did Maggie pay for all the snacks she purchased at the movie theater?

• $10.99

• $12.00

• $11.89

• $23.18

Alberto had $89.26 in his piggy bank. He purchased a video game that cost $32.79. How much money does Alberto have left in his piggy bank?

• $564.70

• $122.05

• $56.47

• $12.25

Cynthia measured the length of two plants in her garden. The tomato plant was 23.06 inches long and a bean plant was 9.3 inches long. What is the combined length of both plants?

• 13.76 inches

• 10.76 inches

• 42.46 inches

• 32.36 inches

Kyle has two numbers 2.376 and 0.122.
What is the sum of both the numbers?

​ ​ ​ (a)  

What is the difference of both the numbers?

​ ​ (b)  

• 2.498

• 3.498

• 1.498

• 2.254

• 1.456

• 0.876

• 1.75

Xavier spent $15.68 on a shirt, $29.67 on shoes, and $14.95 on pants. How much did he spend?

• 48.20

• 48.40

• 59.20

• 60.30

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

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

Chance has two numbers 2.376 and 0.122.
What is the sum of both the numbers?

​ ​ ​ (a)  

What is the difference of both the numbers?

​ ​ (b)  

• 2.498

• 3.498

• 1.498

• 2.254

• 1.456

• 0.876

• 1.75