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: ____________
1Every row, column, and diagonal makes 15. What number goes in the top middle box?
Answer: ______________
2I think of a number. I multiply it by 5, then add 9. Now I have 49. What number did I start with?
Answer: ______________
35 friends meet. Each friend shakes hands with every other friend once. How many handshakes are there?
Answer: ______________ handshakes
44 friends meet. Each friend shakes hands with every other friend once. How many handshakes are there?
Answer: ______________ handshakes
5The scale balances. How much does one 🍓 weigh?
Answer: ______________
66 friends meet. Each friend shakes hands with every other friend once. How many handshakes are there?
Answer: ______________ handshakes
7Every row, column, and diagonal makes 15. What number goes in the top middle box?
Answer: ______________
8Every row, column, and diagonal makes 15. What number goes in the middle right box?
Answer: ______________
93 friends meet. Each friend shakes hands with every other friend once. How many handshakes are there?
Answer: ______________ handshakes
10Every row, column, and diagonal makes 15. What number goes in the bottom right box?
Answer: ______________
11I think of a number. I multiply it by 5, then add 5. Now I have 50. What number did I start with?
Answer: ______________
12The scale balances. How much does one 🍎 weigh?
Answer: ______________
Answer key: Challenge puzzles
- 1. 9
- 2. 8
- 3. 10 handshakes
- 4. 6 handshakes
- 5. 2
- 6. 15 handshakes
- 7. 9
- 8. 9
- 9. 3 handshakes
- 10. 6
- 11. 9
- 12. 2
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/3rd-grade/challenge-3