Four Fours Puzzle Challenge
A Grade 6 math worksheet challenging students to use exactly four fours and mathematical operations to create various integer values.
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Four Fours Puzzle Challenge
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The 'Four Fours' puzzle challenges you to use exactly four '4's and common mathematical operations (+, -, ×, ÷, parentheses, square root, factorial, etc.) to create every integer from 0 upwards. For this worksheet, you will focus on using basic operations (+, -, ×, ÷, and parentheses).
Your goal is to reach the target number using ONLY four 4s. You cannot use any other numbers.
Complete the following equations using exactly four 4s and basic operations to reach the target number.
1. 0 =
2. 1 =
3. 2 =
4. 4 =
Now, try to find solutions for these numbers. Remember to use exactly four 4s and basic operations.
5. Find a way to make 3:
6. Find a way to make 5:
7. Find a way to make 8:
8. Which of the following expressions correctly equals 7 using exactly four 4s?
4 + 4 - 4 ÷ 4
(4 ÷ 4) + 4 + 4
(4 + 4) - (4 ÷ 4)
4 + 4 + 4 - 4
9. To make the number 16 using four 4s, which operation is most likely needed?
Addition
Subtraction
Multiplication
Division
10. Describe the strategy you used to solve the Four Fours puzzles. What operations did you find most useful, and why?