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 24 legs in all. How many cows are there?
Answer: ______________
2The pattern keeps going: 13, 20, 27, 34, … What is number 15 in the pattern?
Answer: ______________
3The pattern keeps going: 4, 7, 10, 13, … What is number 12 in the pattern?
Answer: ______________
4A farm has chickens and cows: 6 heads and 16 legs in all. How many chickens are there?
Answer: ______________
5The pattern keeps going: 11, 17, 23, 29, … What is number 10 in the pattern?
Answer: ______________
6The pattern keeps going: 1, 5, 9, 13, … What is number 12 in the pattern?
Answer: ______________
7The pattern keeps going: 17, 21, 25, 29, … What is number 15 in the pattern?
Answer: ______________
8The pattern keeps going: 12, 21, 30, 39, … What is number 10 in the pattern?
Answer: ______________
9A farm has chickens and cows: 14 heads and 44 legs in all. How many cows are there?
Answer: ______________
10A farm has chickens and cows: 7 heads and 20 legs in all. How many chickens are there?
Answer: ______________
11The pattern keeps going: 12, 19, 26, 33, … What is number 20 in the pattern?
Answer: ______________
12A farm has chickens and cows: 11 heads and 30 legs in all. How many chickens are there?
Answer: ______________
Answer key: Challenge puzzles
- 1. 2
- 2. 111
- 3. 37
- 4. 4
- 5. 65
- 6. 45
- 7. 73
- 8. 93
- 9. 8
- 10. 4
- 11. 145
- 12. 7
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/4th-grade/challenge-4