πagarwalmath · 5th grade · Common Core MP.1
🚀 Challenge puzzles
Make sense of problems and keep at them (puzzles that need thinking, not a known method)
Name: ______________________Date: ____________
1Theo spent half of the money in a piggy bank on a book, then $7 on a snack. Now there is $7 left. How much was in the piggy bank at first?
Answer: ______________ dollars
2Zoe spent half of the money in a piggy bank on a book, then $8 on a snack. Now there is $7 left. How much was in the piggy bank at first?
Answer: ______________ dollars
3Zoe spent half of the money in a piggy bank on a book, then $3 on a snack. Now there is $5 left. How much was in the piggy bank at first?
Answer: ______________ dollars
4Omar spent half of the money in a piggy bank on a book, then $4 on a snack. Now there is $8 left. How much was in the piggy bank at first?
Answer: ______________ dollars
5Rosa spent half of the money in a piggy bank on a book, then $9 on a snack. Now there is $7 left. How much was in the piggy bank at first?
Answer: ______________ dollars
6Zoe spent half of the money in a piggy bank on a book, then $7 on a snack. Now there is $3 left. How much was in the piggy bank at first?
Answer: ______________ dollars
7Theo spent half of the money in a piggy bank on a book, then $3 on a snack. Now there is $12 left. How much was in the piggy bank at first?
Answer: ______________ dollars
8Theo spent half of the money in a piggy bank on a book, then $7 on a snack. Now there is $11 left. How much was in the piggy bank at first?
Answer: ______________ dollars
9Lily spent half of the money in a piggy bank on a book, then $9 on a snack. Now there is $12 left. How much was in the piggy bank at first?
Answer: ______________ dollars
10Leo spent half of the money in a piggy bank on a book, then $8 on a snack. Now there is $10 left. How much was in the piggy bank at first?
Answer: ______________ dollars
11Lily spent half of the money in a piggy bank on a book, then $8 on a snack. Now there is $4 left. How much was in the piggy bank at first?
Answer: ______________ dollars
12Jamal spent half of the money in a piggy bank on a book, then $9 on a snack. Now there is $3 left. How much was in the piggy bank at first?
Answer: ______________ dollars
Answer key: Challenge puzzles
- 1. 28 dollars
- 2. 30 dollars
- 3. 16 dollars
- 4. 24 dollars
- 5. 32 dollars
- 6. 20 dollars
- 7. 30 dollars
- 8. 36 dollars
- 9. 42 dollars
- 10. 36 dollars
- 11. 24 dollars
- 12. 24 dollars
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/5th-grade/challenge-5