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 9. Now I have 24. What number did I start with?
Answer: ______________
2What digit goes in the box? 2☐ × 3 = 72
Answer: ______________
3What digit goes in the box? 2☐ × 4 = 80
Answer: ______________
46 friends meet. Each friend shakes hands with every other friend once. How many handshakes are there?
Answer: ______________ handshakes
5What digit goes in the box? 2☐ × 3 = 75
Answer: ______________
6What digit goes in the box? ☐6 × 2 = 52
Answer: ______________
7What digit goes in the box? 1☐ × 3 = 39
Answer: ______________
8Every row, column, and diagonal makes 15. What number goes in the top middle box?
Answer: ______________
9What digit goes in the box? ☐2 × 4 = 88
Answer: ______________
10What digit goes in the box? 1☐ × 4 = 44
Answer: ______________
11Every row, column, and diagonal makes 15. What number goes in the bottom right box?
Answer: ______________
12What digit goes in the box? 1☐ × 2 = 32
Answer: ______________
Answer key: Challenge puzzles
- 1. 3
- 2. 4
- 3. 0
- 4. 15 handshakes
- 5. 5
- 6. 2
- 7. 3
- 8. 3
- 9. 2
- 10. 1
- 11. 2
- 12. 6
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/3rd-grade/challenge-3