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Are you ready to take on the Sixes Challenge. You must use exactly four sixes and your choice of arithmetical symbols to form the eight given target numbers. What is the Sixes Challenge? Using exactly four sixes, add arithmetical symbols between the sixes to make each of the target numbers. You may use plus, minus, …

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Can you solve the Fives Challenge? Can you use exactly four fives and your choice of arithmetical symbols to form the target numbers? What is the Fives Challenge? Using exactly four fives, add arithmetical symbols between the fives to make each of the target numbers. You may use plus, minus, times, and divide symbols, as …

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Can you solve the Fours Challenge? Can you use exactly four fours and your choice of arithmetical symbols to form the target numbers? What is the Fours Challenge? Using exactly four fours, add arithmetical symbols between the fours to make each of the target numbers. You may use plus, minus, times, and divide symbols, as …

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Can you solve the Twos Challenge? Can you use exactly four twos and your choice of arithmetical symbols to form the target numbers? Even though Twosday (2/22/22) was nine months ago, I still have lots of blog traffic to the Twosday Challenge. I decided it was time to share a version of the challenge that …

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I’ve been having a lot of fun recently posting these Make 30 Puzzles for my students to tackle on a daily basis. The goal of these Make 30 puzzles is to arrange the digits and any of the arithmetic operations to form an expression that evaluates to 30. For example, the digits 0, 2, and …

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I first ran across Erich Friedman’s Plus Times Puzzles back in 2019. I have featured several of Erich’s puzzles on my blog before including Arrows Puzzle, Ducks and Snakes Puzzle, Equation Rotation Puzzle, Connect the Dots, and Hidden Equation. I was super excited when I discovered that he has an entire page of puzzles online …

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