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 1, 3, 4, 6, using a digit only once in a number?
Answer: ______________ numbers
2How many different 2-digit numbers can you make with the digits 7, 8, 3, 5, using a digit only once in a number?
Answer: ______________ numbers
34 friends stand in a line for a photo. How many different orders can they stand in?
Answer: ______________ orders
4How many different 2-digit numbers can you make with the digits 9, 1, 4, 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
6How many different 2-digit numbers can you make with the digits 3, 9, 7, using a digit only once in a number?
Answer: ______________ numbers
7Zoe 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
8How many different 2-digit numbers can you make with the digits 9, 4, 2, 6, 5, using a digit only once in a number?
Answer: ______________ numbers
9How many different 2-digit numbers can you make with the digits 9, 1, 5, using a digit only once in a number?
Answer: ______________ numbers
10How many different 2-digit numbers can you make with the digits 5, 7, 6, 9, 4, using a digit only once in a number?
Answer: ______________ numbers
11Every row, column, and diagonal makes 18. What number goes in the top right box?
Answer: ______________
12In a magic square, every row, column, and diagonal makes the same total. What total does each line make?
Answer: ______________
Answer key: Challenge puzzles
- 1. 12 numbers
- 2. 12 numbers
- 3. 24 orders
- 4. 6 numbers
- 5. 6 orders
- 6. 6 numbers
- 7. 40 dollars
- 8. 20 numbers
- 9. 6 numbers
- 10. 20 numbers
- 11. 7
- 12. 39
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/5th-grade/challenge-5