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: 5 heads and 16 legs in all. How many chickens are there?
Answer: ______________
2The pattern keeps going: 16, 22, 28, 34, … What is number 15 in the pattern?
Answer: ______________
3The pattern keeps going: 12, 19, 26, 33, … What is number 20 in the pattern?
Answer: ______________
4The pattern keeps going: 4, 11, 18, 25, … What is number 20 in the pattern?
Answer: ______________
5A farm has chickens and cows: 8 heads and 30 legs in all. How many chickens are there?
Answer: ______________
6The pattern keeps going: 18, 22, 26, 30, … What is number 10 in the pattern?
Answer: ______________
7A farm has chickens and cows: 14 heads and 40 legs in all. How many cows are there?
Answer: ______________
8The pattern keeps going: 5, 8, 11, 14, … What is number 15 in the pattern?
Answer: ______________
9The pattern keeps going: 8, 11, 14, 17, … What is number 15 in the pattern?
Answer: ______________
10The pattern keeps going: 9, 15, 21, 27, … What is number 20 in the pattern?
Answer: ______________
11The pattern keeps going: 11, 20, 29, 38, … What is number 12 in the pattern?
Answer: ______________
12A farm has chickens and cows: 11 heads and 28 legs in all. How many cows are there?
Answer: ______________
Answer key: Challenge puzzles
- 1. 2
- 2. 100
- 3. 145
- 4. 137
- 5. 1
- 6. 54
- 7. 6
- 8. 47
- 9. 50
- 10. 123
- 11. 110
- 12. 3
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/4th-grade/challenge-4