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 5, then take away 11. Now I have 1. What number did I start with?
Answer: ______________
2I think of a number. I add 2, then take away 4. Now I have 2. What number did I start with?
Answer: ______________
3I think of a number. I add 4, then take away 2. Now I have 13. What number did I start with?
Answer: ______________
4I think of a number. I add 4, then take away 2. Now I have 7. What number did I start with?
Answer: ______________
5What comes next? 6, 8, 10, 12, ?
Answer: ______________
6I think of a number. I add 4, then take away 6. Now I have 5. What number did I start with?
Answer: ______________
7The scale balances. How much does one 🍎 weigh?
Answer: ______________
8I am more than 43 and less than 47, and I am odd. What number am I?
Answer: ______________
9I am more than 40 and less than 44, and I am even. What number am I?
Answer: ______________
10I think of a number. I add 4, then take away 11. Now I have 1. What number did I start with?
Answer: ______________
11The scale balances. How much does one 🍎 weigh?
Answer: ______________
12I think of a number. I add 4, then take away 7. Now I have 1. What number did I start with?
Answer: ______________
Answer key: Challenge puzzles
- 1. 7
- 2. 4
- 3. 11
- 4. 5
- 5. 14
- 6. 7
- 7. 3
- 8. 45
- 9. 42
- 10. 8
- 11. 4
- 12. 4
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/challenge-1