* Learning Goal
Decide what the problem is asking first. Then choose an operation and show how you know. This is practice set 3 of 10.
1 Equal Groups
Write a repeated addition sentence and a multiplication sentence.
1. There are 5 bags with 3 marbles in each bag.
2. There are 5 trays with 4 muffins on each tray.
2 Solve the Story Problem
Show the operation and explain your thinking.
A baker places 4 muffins on each tray. There are 6 trays, and 1 more muffin is added to the display. How many muffins are there in all?
3 Choose the Best Strategy
Tell whether you would use addition, subtraction, or multiplication. Then solve.
| 3 bags with 7 marbles each | |
| 20 stickers on the page, 9 are peeled off | |
| 14 crayons and 6 markers | |
✦ SBA-Style Reflection
Answer using evidence from your work above. On the state test (Smarter Balanced), you will need to explain your thinking clearly.
Constructed Response: Look at your answers above. Choose one and explain how you decided on your answer. Use at least one detail or example.