Problem Solving

Lucy put 10 grams of food in her parakeet’s food dish. When she checked back later, the amount of food in the dish was 7.29 grams. How much food did Lucy’s parakeet eat?

*What operation would you use to solve this problem?

• Addition

• Multiplication

• Subtractin

• Division

There are 2 skunks at a zoo. One has a mass of 5.78 kilograms. The other has a mass of 4.06 kilograms. What is their combined mass in kilograms?

*What operation would you use to solve this?

• Addition

• Multiplication

• Subtraction

• Division

The Rogers family drove a total of 482 miles, starting on Friday and ending on Sunday. They drove 138 miles on Friday and 225 miles on Saturday. How many miles did they drive on Sunday?

*What operations would you use to solve this problem?

• add then subtraction

• multiply then divide

• divide then subtract

• add then multiply

Andrea reads 3 books. Each book has exactly 121 pages. How many pages does Andrea read in all?

*What operation would you use to solve this problem?

• subtraction

• division

• addition

• multiplication