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: ____________
14 friends stand in a line for a photo. How many different orders can they stand in?
Answer: ______________ orders
2How many different 2-digit numbers can you make with the digits 3, 7, 9, 1, 4, using a digit only once in a number?
Answer: ______________ numbers
3How many different 2-digit numbers can you make with the digits 8, 2, 7, 1, 4, using a digit only once in a number?
Answer: ______________ numbers
4Ana spent half of the money in a piggy bank on a book, then $1 on a snack. Now there is $4 left. How much was in the piggy bank at first?
Answer: ______________ dollars
53 friends stand in a line for a photo. How many different orders can they stand in?
Answer: ______________ orders
6Rosa spent half of the money in a piggy bank on a book, then $6 on a snack. Now there is $11 left. How much was in the piggy bank at first?
Answer: ______________ dollars
7How many different 2-digit numbers can you make with the digits 9, 3, 5, using a digit only once in a number?
Answer: ______________ numbers
8Aiden spent half of the money in a piggy bank on a book, then $8 on a snack. Now there is $11 left. How much was in the piggy bank at first?
Answer: ______________ dollars
9Every row, column, and diagonal makes 39. What number goes in the middle left box?
Answer: ______________
10How many different 2-digit numbers can you make with the digits 9, 5, 4, using a digit only once in a number?
Answer: ______________ numbers
11How many different 2-digit numbers can you make with the digits 6, 4, 9, 1, 8, using a digit only once in a number?
Answer: ______________ numbers
12How many different 2-digit numbers can you make with the digits 1, 6, 8, 7, using a digit only once in a number?
Answer: ______________ numbers
Answer key: Challenge puzzles
- 1. 24 orders
- 2. 20 numbers
- 3. 20 numbers
- 4. 10 dollars
- 5. 6 orders
- 6. 34 dollars
- 7. 6 numbers
- 8. 38 dollars
- 9. 11
- 10. 6 numbers
- 11. 20 numbers
- 12. 12 numbers
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/5th-grade/challenge-5