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: ____________
15 friends meet. Each friend shakes hands with every other friend once. How many handshakes are there?
Answer: ______________ handshakes
2What digit goes in the box? ☐3 × 3 = 39
Answer: ______________
3What digit goes in the box? ☐8 × 3 = 84
Answer: ______________
4What digit goes in the box? ☐9 × 4 = 116
Answer: ______________
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
7What digit goes in the box? 2☐ × 2 = 40
Answer: ______________
8What digit goes in the box? 2☐ × 2 = 52
Answer: ______________
9What digit goes in the box? 1☐ × 4 = 56
Answer: ______________
10What digit goes in the box? ☐5 × 4 = 100
Answer: ______________
11What digit goes in the box? 1☐ × 3 = 48
Answer: ______________
12What digit goes in the box? 3☐ × 2 = 66
Answer: ______________
Answer key: Challenge puzzles
- 1. 10 handshakes
- 2. 1
- 3. 2
- 4. 2
- 5. 9
- 6. 15 handshakes
- 7. 0
- 8. 6
- 9. 4
- 10. 2
- 11. 6
- 12. 3
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/3rd-grade/challenge-3