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 3, 6, 9, 4, 5, using a digit only once in a number?
Answer: ______________ numbers
23 friends stand in a line for a photo. How many different orders can they stand in?
Answer: ______________ orders
3How many different 2-digit numbers can you make with the digits 4, 5, 1, using a digit only once in a number?
Answer: ______________ numbers
4Priya spent half of the money in a piggy bank on a book, then $5 on a snack. Now there is $11 left. How much was in the piggy bank at first?
Answer: ______________ dollars
5Every row, column, and diagonal makes 27. What number goes in the top middle box?
Answer: ______________
6Every row, column, and diagonal makes 24. What number goes in the bottom middle box?
Answer: ______________
74 friends stand in a line for a photo. How many different orders can they stand in?
Answer: ______________ orders
8Kai spent half of the money in a piggy bank on a book, then $8 on a snack. Now there is $9 left. How much was in the piggy bank at first?
Answer: ______________ dollars
9Every row, column, and diagonal makes 27. What number goes in the top right box?
Answer: ______________
10Every row, column, and diagonal makes 39. What number goes in the bottom middle box?
Answer: ______________
11How many different 2-digit numbers can you make with the digits 4, 7, 1, using a digit only once in a number?
Answer: ______________ numbers
12How many different 2-digit numbers can you make with the digits 4, 1, 9, 8, 3, using a digit only once in a number?
Answer: ______________ numbers
Answer key: Challenge puzzles
- 1. 20 numbers
- 2. 6 orders
- 3. 6 numbers
- 4. 32 dollars
- 5. 5
- 6. 4
- 7. 24 orders
- 8. 34 dollars
- 9. 10
- 10. 17
- 11. 6 numbers
- 12. 20 numbers
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/5th-grade/challenge-5