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, 5, 8, using a digit only once in a number?
Answer: ______________ numbers
2How many different 2-digit numbers can you make with the digits 5, 1, 6, 9, 3, using a digit only once in a number?
Answer: ______________ numbers
3How many different 2-digit numbers can you make with the digits 7, 8, 2, 6, 4, using a digit only once in a number?
Answer: ______________ numbers
43 friends stand in a line for a photo. How many different orders can they stand in?
Answer: ______________ orders
54 friends stand in a line for a photo. How many different orders can they stand in?
Answer: ______________ orders
6In a magic square, every row, column, and diagonal makes the same total. What total does each line make?
Answer: ______________
7How many different 2-digit numbers can you make with the digits 4, 8, 9, using a digit only once in a number?
Answer: ______________ numbers
8How many different 2-digit numbers can you make with the digits 8, 2, 4, using a digit only once in a number?
Answer: ______________ numbers
9How many different 2-digit numbers can you make with the digits 7, 2, 1, 6, using a digit only once in a number?
Answer: ______________ numbers
10How many different 2-digit numbers can you make with the digits 5, 3, 8, 6, using a digit only once in a number?
Answer: ______________ numbers
11How many different 2-digit numbers can you make with the digits 2, 3, 4, using a digit only once in a number?
Answer: ______________ numbers
12Kai spent half of the money in a piggy bank on a book, then $3 on a snack. Now there is $10 left. How much was in the piggy bank at first?
Answer: ______________ dollars
Answer key: Challenge puzzles
- 1. 6 numbers
- 2. 20 numbers
- 3. 20 numbers
- 4. 6 orders
- 5. 24 orders
- 6. 36
- 7. 6 numbers
- 8. 6 numbers
- 9. 12 numbers
- 10. 12 numbers
- 11. 6 numbers
- 12. 26 dollars
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/5th-grade/challenge-5