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 4. What number did I start with?
Answer: ______________
2The scale balances. How much does one 🍐 weigh?
Answer: ______________
3What digit goes in the box? 8☐ + 2 = 87
Answer: ______________
4What digit goes in the box? 2☐ + 1 = 24
Answer: ______________
5I think of a number. I add 4, then take away 9. Now I have 4. What number did I start with?
Answer: ______________
6What digit goes in the box? 3☐ + 3 = 33
Answer: ______________
7What digit goes in the box? 8☐ + 4 = 86
Answer: ______________
8What digit goes in the box? 2☐ + 3 = 26
Answer: ______________
9I think of a number. I add 5, then take away 8. Now I have 1. What number did I start with?
Answer: ______________
10What digit goes in the box? 2☐ + 3 = 24
Answer: ______________
11I am more than 34 and less than 38, and I am even. What number am I?
Answer: ______________
12What digit goes in the box? 8☐ + 3 = 87
Answer: ______________
Answer key: Challenge puzzles
- 1. 6
- 2. 3
- 3. 5
- 4. 3
- 5. 9
- 6. 0
- 7. 2
- 8. 3
- 9. 4
- 10. 1
- 11. 36
- 12. 4
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/challenge-1