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: ____________
1Omar spent half of the money in a piggy bank on a book, then $1 on a snack. Now there is $2 left. How much was in the piggy bank at first?
Answer: ______________ dollars
2Maya spent half of the money in a piggy bank on a book, then $9 on a snack. Now there is $10 left. How much was in the piggy bank at first?
Answer: ______________ dollars
3Rosa spent half of the money in a piggy bank on a book, then $8 on a snack. Now there is $12 left. How much was in the piggy bank at first?
Answer: ______________ dollars
4Aiden spent half of the money in a piggy bank on a book, then $9 on a snack. Now there is $10 left. How much was in the piggy bank at first?
Answer: ______________ dollars
5Nora spent half of the money in a piggy bank on a book, then $5 on a snack. Now there is $4 left. How much was in the piggy bank at first?
Answer: ______________ dollars
6Sam spent half of the money in a piggy bank on a book, then $7 on a snack. Now there is $12 left. How much was in the piggy bank at first?
Answer: ______________ dollars
7Mei spent half of the money in a piggy bank on a book, then $1 on a snack. Now there is $9 left. How much was in the piggy bank at first?
Answer: ______________ dollars
8Leo spent half of the money in a piggy bank on a book, then $7 on a snack. Now there is $6 left. How much was in the piggy bank at first?
Answer: ______________ dollars
9Zoe spent half of the money in a piggy bank on a book, then $3 on a snack. Now there is $8 left. How much was in the piggy bank at first?
Answer: ______________ dollars
10Ben spent half of the money in a piggy bank on a book, then $8 on a snack. Now there is $8 left. How much was in the piggy bank at first?
Answer: ______________ dollars
11Rosa spent half of the money in a piggy bank on a book, then $2 on a snack. Now there is $5 left. How much was in the piggy bank at first?
Answer: ______________ dollars
12Omar spent half of the money in a piggy bank on a book, then $9 on a snack. Now there is $11 left. How much was in the piggy bank at first?
Answer: ______________ dollars
Answer key: Challenge puzzles
- 1. 6 dollars
- 2. 38 dollars
- 3. 40 dollars
- 4. 38 dollars
- 5. 18 dollars
- 6. 38 dollars
- 7. 20 dollars
- 8. 26 dollars
- 9. 22 dollars
- 10. 32 dollars
- 11. 14 dollars
- 12. 40 dollars
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/5th-grade/challenge-5