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☐ + 4 = 88
Answer: ______________
2What digit goes in the box? 1☐ + 5 = 18
Answer: ______________
3I think of a number. I add 6, then take away 8. Now I have 6. What number did I start with?
Answer: ______________
4What digit goes in the box? 4☐ + 1 = 46
Answer: ______________
5What digit goes in the box? 7☐ + 2 = 77
Answer: ______________
6What digit goes in the box? 7☐ + 4 = 76
Answer: ______________
7What digit goes in the box? 1☐ + 4 = 14
Answer: ______________
8What comes next? 20, 22, 24, 26, ?
Answer: ______________
9What digit goes in the box? 3☐ + 2 = 34
Answer: ______________
10What digit goes in the box? 7☐ + 5 = 75
Answer: ______________
11What digit goes in the box? 4☐ + 3 = 45
Answer: ______________
12What digit goes in the box? 1☐ + 1 = 11
Answer: ______________
Answer key: Challenge puzzles
- 1. 4
- 2. 3
- 3. 8
- 4. 5
- 5. 5
- 6. 2
- 7. 0
- 8. 28
- 9. 2
- 10. 0
- 11. 2
- 12. 0
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/challenge-1