πagarwalmath · 4th 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: ____________
1A farm has chickens and cows: 12 heads and 40 legs in all. How many cows are there?
Answer: ______________
2A farm has chickens and cows: 12 heads and 34 legs in all. How many chickens are there?
Answer: ______________
3A farm has chickens and cows: 12 heads and 40 legs in all. How many chickens are there?
Answer: ______________
4A farm has chickens and cows: 16 heads and 48 legs in all. How many cows are there?
Answer: ______________
5A farm has chickens and cows: 8 heads and 24 legs in all. How many cows are there?
Answer: ______________
6A farm has chickens and cows: 5 heads and 12 legs in all. How many cows are there?
Answer: ______________
7A farm has chickens and cows: 7 heads and 16 legs in all. How many cows are there?
Answer: ______________
8A farm has chickens and cows: 10 heads and 34 legs in all. How many cows are there?
Answer: ______________
9A farm has chickens and cows: 9 heads and 20 legs in all. How many cows are there?
Answer: ______________
10A farm has chickens and cows: 10 heads and 30 legs in all. How many chickens are there?
Answer: ______________
11A farm has chickens and cows: 8 heads and 20 legs in all. How many cows are there?
Answer: ______________
12A farm has chickens and cows: 11 heads and 36 legs in all. How many cows are there?
Answer: ______________
Answer key: Challenge puzzles
- 1. 8
- 2. 7
- 3. 4
- 4. 8
- 5. 4
- 6. 1
- 7. 1
- 8. 7
- 9. 1
- 10. 5
- 11. 2
- 12. 7
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/4th-grade/challenge-4