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 6, then take away 1. Now I have 7. What number did I start with?
Answer: ______________
2I think of a number. I add 4, then take away 10. Now I have 2. What number did I start with?
Answer: ______________
3The scale balances. How much does one 🍌 weigh?
Answer: ______________
4I think of a number. I add 2, then take away 1. Now I have 5. What number did I start with?
Answer: ______________
5I think of a number. I add 5, then take away 10. Now I have 5. What number did I start with?
Answer: ______________
6I think of a number. I add 3, then take away 2. Now I have 4. What number did I start with?
Answer: ______________
7I think of a number. I add 2, then take away 4. Now I have 4. What number did I start with?
Answer: ______________
8I think of a number. I add 5, then take away 1. Now I have 11. What number did I start with?
Answer: ______________
9I am more than 43 and less than 47, and I am odd. What number am I?
Answer: ______________
10I am more than 13 and less than 17, and I am odd. What number am I?
Answer: ______________
11The scale balances. How much does one 🍎 weigh?
Answer: ______________
12The scale balances. How much does one 🍊 weigh?
Answer: ______________
Answer key: Challenge puzzles
- 1. 2
- 2. 8
- 3. 3
- 4. 4
- 5. 10
- 6. 3
- 7. 6
- 8. 7
- 9. 45
- 10. 15
- 11. 4
- 12. 3
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/challenge-1