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 6. Now I have 3. What number did I start with?
Answer: ______________
2The scale balances. How much does one 🍓 weigh?
Answer: ______________
3I am more than 25 and less than 29, and I am odd. What number am I?
Answer: ______________
4I think of a number. I add 6, then take away 9. Now I have 4. What number did I start with?
Answer: ______________
5What comes next? 17, 27, 37, 47, ?
Answer: ______________
6I think of a number. I add 2, then take away 4. Now I have 5. What number did I start with?
Answer: ______________
7What comes next? 17, 19, 21, 23, ?
Answer: ______________
8What comes next? 13, 15, 17, 19, ?
Answer: ______________
9I think of a number. I add 6, then take away 16. Now I have 1. What number did I start with?
Answer: ______________
10I think of a number. I add 6, then take away 4. Now I have 8. What number did I start with?
Answer: ______________
11I think of a number. I add 5, then take away 4. Now I have 13. What number did I start with?
Answer: ______________
12What comes next? 12, 22, 32, 42, ?
Answer: ______________
Answer key: Challenge puzzles
- 1. 6
- 2. 5
- 3. 27
- 4. 7
- 5. 57
- 6. 7
- 7. 25
- 8. 21
- 9. 11
- 10. 6
- 11. 12
- 12. 52
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/challenge-1