Four Fours Puzzle Challenge
A worksheet to challenge students with the Four Fours puzzle, using arithmetic operations to achieve target numbers.
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Four Fours Puzzle Challenge
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Welcome to the Four Fours Puzzle! Your goal is to use exactly four '4's and any mathematical operations (+, -, ×, ÷) to make each target number. You can also use parentheses ( ) to change the order of operations. Try to find a solution for each number!
1. Make the number 0: 4 – 4 – 4 + 4 =
2. Make the number 1: (4 ÷ 4) × (4 ÷ 4) =
3. Make the number 2: 4 ÷ 4 + 4 ÷ 4 =
4. Make the number 3: (4 + 4 + 4) ÷ 4 =
5. Can you make the number 4 using exactly four 4s? Show your work.
6. Find a way to make the number 5 using exactly four 4s.
7. How can you make the number 6 with four 4s?
Match each target number with a possible solution using four 4s.
8. Target: 7
a. 4 + 4 – 4 ÷ 4
9. Target: 8
b. 4 + 4 + 4 – 4
10. Target: 9
c. 4 ÷ 4 + 4 + 4