πagarwalmath · 2nd 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: ____________
1Every row, column, and diagonal makes 15. What number goes in the middle right box?
Answer: ______________
2Every row, column, and diagonal makes 15. What number goes in the middle right box?
Answer: ______________
3Every row, column, and diagonal makes 15. What number goes in the top middle box?
Answer: ______________
4Every row, column, and diagonal makes 15. What number goes in the middle left box?
Answer: ______________
5Two numbers add up to 15. The bigger one is 7 more than the smaller one. What is the bigger number?
Answer: ______________
6Every row, column, and diagonal makes 15. What number goes in the top left box?
Answer: ______________
7Two numbers add up to 30. The bigger one is 10 more than the smaller one. What is the bigger number?
Answer: ______________
8Every row, column, and diagonal makes 15. What number goes in the middle left box?
Answer: ______________
9Every row, column, and diagonal makes 15. What number goes in the top left box?
Answer: ______________
10Every row, column, and diagonal makes 15. What number goes in the bottom right box?
Answer: ______________
11Every row, column, and diagonal makes 15. What number goes in the bottom left box?
Answer: ______________
12I am a 2-digit number. My tens digit is 7 more than my ones digit. My digits add up to 11. What number am I?
Answer: ______________
Answer key: Challenge puzzles
- 1. 9
- 2. 7
- 3. 7
- 4. 1
- 5. 11
- 6. 4
- 7. 20
- 8. 3
- 9. 8
- 10. 4
- 11. 2
- 12. 92
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/2nd-grade/challenge-2