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: ____________
1What digit goes in the box? 3☐ + 3 = 33
Answer: ______________
2The scale balances. How much does one 🍓 weigh?
Answer: ______________
3What digit goes in the box? 7☐ + 4 = 78
Answer: ______________
4I think of a number. I add 5, then take away 6. Now I have 2. What number did I start with?
Answer: ______________
5I think of a number. I add 3, then take away 6. Now I have 2. What number did I start with?
Answer: ______________
6I think of a number. I add 4, then take away 3. Now I have 3. What number did I start with?
Answer: ______________
7What digit goes in the box? 1☐ + 1 = 12
Answer: ______________
8What digit goes in the box? 5☐ + 7 = 57
Answer: ______________
9I think of a number. I add 2, then take away 10. Now I have 2. What number did I start with?
Answer: ______________
10The scale balances. How much does one 🍐 weigh?
Answer: ______________
11What digit goes in the box? 6☐ + 5 = 69
Answer: ______________
12I think of a number. I add 4, then take away 2. Now I have 9. What number did I start with?
Answer: ______________
Answer key: Challenge puzzles
- 1. 0
- 2. 2
- 3. 4
- 4. 3
- 5. 5
- 6. 2
- 7. 1
- 8. 0
- 9. 10
- 10. 4
- 11. 4
- 12. 7
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/challenge-1