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? 2☐ + 3 = 25
Answer: ______________
2I think of a number. I add 4, then take away 5. Now I have 5. What number did I start with?
Answer: ______________
3What comes next? 17, 19, 21, 23, ?
Answer: ______________
4I think of a number. I add 4, then take away 3. Now I have 4. What number did I start with?
Answer: ______________
5What digit goes in the box? 5☐ + 3 = 54
Answer: ______________
6What digit goes in the box? 3☐ + 8 = 38
Answer: ______________
7What digit goes in the box? 8☐ + 4 = 88
Answer: ______________
8What digit goes in the box? 4☐ + 4 = 49
Answer: ______________
9What digit goes in the box? 4☐ + 2 = 46
Answer: ______________
10What digit goes in the box? 7☐ + 4 = 74
Answer: ______________
11What digit goes in the box? 4☐ + 6 = 46
Answer: ______________
12What digit goes in the box? 2☐ + 6 = 29
Answer: ______________
Answer key: Challenge puzzles
- 1. 2
- 2. 6
- 3. 25
- 4. 3
- 5. 1
- 6. 0
- 7. 4
- 8. 5
- 9. 4
- 10. 0
- 11. 0
- 12. 3
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/challenge-1