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Scientific American presents Math Dude by Quick & Dirty Tips. Scientific American and Quick & Dirty Tips are both Macmillan companies. After all of the fun we’ve had recounting the tales of Knot Dude, ...

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The doubling square trick is a simple mathematical shortcut designed for class 6 to 10 students to make multiplication easier. By using the formula (n-1) × (n+1) = n² - 1, students can quickly ...

Sometimes you will have to substitute a number into an expression with a square number. Remember when a number is squared it is multiplied by itself. This is straightforward when you have a positive ...

Also Read: Math Riddles: Find The Missing Numbers, Logic Math Puzzles Also Read: Math Riddles: Test Your Brain Power, Solve These Missing Numbers Puzzles Roopashree Sharma is a seasoned content ...