πagarwalmath · 3rd 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: ____________
1I think of a number. I multiply it by 5, then add 7. Now I have 47. What number did I start with?
Answer: ______________
2The scale balances. How much does one 🍊 weigh?
Answer: ______________
3What digit goes in the box? 2☐ × 3 = 66
Answer: ______________
4What digit goes in the box? 2☐ × 3 = 81
Answer: ______________
5What digit goes in the box? 2☐ × 4 = 84
Answer: ______________
6What digit goes in the box? ☐4 × 3 = 42
Answer: ______________
7I think of a number. I multiply it by 2, then add 8. Now I have 16. What number did I start with?
Answer: ______________
8What digit goes in the box? 2☐ × 3 = 72
Answer: ______________
9The scale balances. How much does one 🍊 weigh?
Answer: ______________
10What digit goes in the box? ☐3 × 3 = 39
Answer: ______________
11Every row, column, and diagonal makes 15. What number goes in the top right box?
Answer: ______________
12What digit goes in the box? ☐0 × 3 = 90
Answer: ______________
Answer key: Challenge puzzles
- 1. 8
- 2. 8
- 3. 2
- 4. 7
- 5. 1
- 6. 1
- 7. 4
- 8. 4
- 9. 8
- 10. 1
- 11. 2
- 12. 3
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/3rd-grade/challenge-3