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: ____________
1How many different 2-digit numbers can you make with the digits 6, 3, 7, 8, 4, using a digit only once in a number?
Answer: ______________ numbers
2How many different 2-digit numbers can you make with the digits 8, 6, 2, 4, using a digit only once in a number?
Answer: ______________ numbers
3Leo spent half of the money in a piggy bank on a book, then $6 on a snack. Now there is $10 left. How much was in the piggy bank at first?
Answer: ______________ dollars
4How many different 2-digit numbers can you make with the digits 6, 4, 1, using a digit only once in a number?
Answer: ______________ numbers
53 friends stand in a line for a photo. How many different orders can they stand in?
Answer: ______________ orders
6Every row, column, and diagonal makes 24. What number goes in the top middle box?
Answer: ______________
7Nora 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
84 friends stand in a line for a photo. How many different orders can they stand in?
Answer: ______________ orders
9Ben 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
10Every row, column, and diagonal makes 18. What number goes in the bottom middle box?
Answer: ______________
11How many different 2-digit numbers can you make with the digits 6, 3, 1, 2, using a digit only once in a number?
Answer: ______________ numbers
12Every row, column, and diagonal makes 18. What number goes in the middle left box?
Answer: ______________
Answer key: Challenge puzzles
- 1. 20 numbers
- 2. 12 numbers
- 3. 32 dollars
- 4. 6 numbers
- 5. 6 orders
- 6. 6
- 7. 38 dollars
- 8. 24 orders
- 9. 38 dollars
- 10. 8
- 11. 12 numbers
- 12. 8
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/5th-grade/challenge-5