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: 10 heads and 30 legs in all. How many cows are there?
Answer: ______________
2A farm has chickens and cows: 9 heads and 22 legs in all. How many cows are there?
Answer: ______________
3The pattern keeps going: 16, 23, 30, 37, … What is number 20 in the pattern?
Answer: ______________
4The pattern keeps going: 3, 9, 15, 21, … What is number 10 in the pattern?
Answer: ______________
5The pattern keeps going: 2, 8, 14, 20, … What is number 10 in the pattern?
Answer: ______________
6The pattern keeps going: 8, 12, 16, 20, … What is number 20 in the pattern?
Answer: ______________
7The pattern keeps going: 7, 14, 21, 28, … What is number 20 in the pattern?
Answer: ______________
8The pattern keeps going: 10, 16, 22, 28, … What is number 10 in the pattern?
Answer: ______________
9The pattern keeps going: 2, 11, 20, 29, … What is number 10 in the pattern?
Answer: ______________
10A farm has chickens and cows: 12 heads and 38 legs in all. How many cows are there?
Answer: ______________
11The pattern keeps going: 18, 24, 30, 36, … What is number 10 in the pattern?
Answer: ______________
12A farm has chickens and cows: 14 heads and 40 legs in all. How many cows are there?
Answer: ______________
Answer key: Challenge puzzles
- 1. 5
- 2. 2
- 3. 149
- 4. 57
- 5. 56
- 6. 84
- 7. 140
- 8. 64
- 9. 83
- 10. 7
- 11. 72
- 12. 6
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/4th-grade/challenge-4