πagarwalmath · 1st 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: ____________
1What digit goes in the box? 8☐ + 5 = 89
Answer: ______________
2I am more than 17 and less than 21, and I am odd. What number am I?
Answer: ______________
3What digit goes in the box? 3☐ + 5 = 36
Answer: ______________
4What digit goes in the box? 3☐ + 4 = 35
Answer: ______________
5What digit goes in the box? 5☐ + 1 = 56
Answer: ______________
6What digit goes in the box? 4☐ + 5 = 45
Answer: ______________
7What digit goes in the box? 1☐ + 3 = 16
Answer: ______________
8What digit goes in the box? 8☐ + 4 = 88
Answer: ______________
9What digit goes in the box? 3☐ + 3 = 33
Answer: ______________
10What digit goes in the box? 1☐ + 3 = 13
Answer: ______________
11What digit goes in the box? 5☐ + 4 = 58
Answer: ______________
12What digit goes in the box? 8☐ + 3 = 86
Answer: ______________
Answer key: Challenge puzzles
- 1. 4
- 2. 19
- 3. 1
- 4. 1
- 5. 5
- 6. 0
- 7. 3
- 8. 4
- 9. 0
- 10. 0
- 11. 4
- 12. 3
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/challenge-1