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: ____________
1I think of a number. I add 3, then take away 5. Now I have 1. What number did I start with?
Answer: ______________
2What digit goes in the box? 1☐ + 5 = 19
Answer: ______________
3What digit goes in the box? 2☐ + 4 = 29
Answer: ______________
4What digit goes in the box? 5☐ + 2 = 57
Answer: ______________
5What digit goes in the box? 4☐ + 4 = 47
Answer: ______________
6What digit goes in the box? 1☐ + 3 = 14
Answer: ______________
7I think of a number. I add 6, then take away 11. Now I have 5. What number did I start with?
Answer: ______________
8What digit goes in the box? 2☐ + 8 = 29
Answer: ______________
9What digit goes in the box? 3☐ + 6 = 38
Answer: ______________
10What digit goes in the box? 2☐ + 3 = 26
Answer: ______________
11The scale balances. How much does one 🍌 weigh?
Answer: ______________
12What digit goes in the box? 8☐ + 2 = 87
Answer: ______________
Answer key: Challenge puzzles
- 1. 3
- 2. 4
- 3. 5
- 4. 5
- 5. 3
- 6. 1
- 7. 10
- 8. 1
- 9. 2
- 10. 3
- 11. 5
- 12. 5
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/challenge-1