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How many of these brain busters can you solve? The post 25 Printable Brain Teasers You Can Print for Free appeared first on Reader's Digest.
Brain benefits: Just like normal math, these visual math puzzles test your critical thinking and reasoning skills—as well as your math abilities! Play Now 11.
8) 9 + 9 + 9 -2 = 25 + 2 -2 (adding -2 to both sides of the equation to cancel the +2 on the right side, which means the bellhop returned the tip or gave a discount of $2) 9) 9 + 9 + 9 - 2 = 25 10) 27 - 2 = 25 11) 25 = 25. The puzzle should subtract the bellhop's tip from the $27 rather than add it.
This logic puzzle for adults will stump even the most astute solvers! Daniel, Emily, Marciano, and Christina are all wearing solid-colored shirts. Their shirts are red, yellow, green, and blue.
A simple KenKen puzzle, with answers filled in as large numbers. KenKen and KenDoku are trademarked names for a style of arithmetic and logic puzzle invented in 2004 by Japanese math teacher Tetsuya Miyamoto, [1] who intended the puzzles to be an instruction-free method of training the brain. [2]
This puzzle is called "Multi Tasker". The Math edition (Science edition in Japan) deals with numbers and math puzzles. [5] The new puzzles included in this edition are Sum Totaled, By the Numbers, and Multi Tasker. [8] The Brain Age Check includes High Number, Speed Counting, Serial Subtraction, Math Recall, and Number Memory. [9]