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, 1, 8, 5, using a digit only once in a number?
Answer: ______________ numbers
2What digit goes in the box? ☐7 × 6 = 402
Answer: ______________
3Rosa spent half of the money in a piggy bank on a book, then $6 on a snack. Now there is $5 left. How much was in the piggy bank at first?
Answer: ______________ dollars
4Every row, column, and diagonal makes 21. What number goes in the bottom left box?
Answer: ______________
5Theo spent half of the money in a piggy bank on a book, then $6 on a snack. Now there is $9 left. How much was in the piggy bank at first?
Answer: ______________ dollars
64 friends stand in a line for a photo. How many different orders can they stand in?
Answer: ______________ orders
7What digit goes in the box? ☐7 × 2 = 94
Answer: ______________
8What digit goes in the box? ☐2 × 4 = 368
Answer: ______________
9What digit goes in the box? ☐7 × 3 = 51
Answer: ______________
10What digit goes in the box? 4☐ × 6 = 282
Answer: ______________
11What digit goes in the box? ☐8 × 9 = 702
Answer: ______________
12What digit goes in the box? 9☐ × 2 = 180
Answer: ______________
Answer key: Challenge puzzles
- 1. 20 numbers
- 2. 6
- 3. 22 dollars
- 4. 8
- 5. 30 dollars
- 6. 24 orders
- 7. 4
- 8. 9
- 9. 1
- 10. 7
- 11. 7
- 12. 0
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/5th-grade/challenge-5