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1. betterexplained.com › articles › mental-math-shortcutsMental Math Shortcuts – BetterExplained

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   Here’s a collection of time-saving math shortcuts, great for back-of-the-envelope estimates. Time and Distance. 60 mph = 1 mile per minute. Going 60 mph and the exit is in 10 miles? That’s 10 minutes. Been driving a half hour? That’s about 30 miles at highway speeds. Feet Per Second = MPH * 1.5. MPH = Feet Per Second * 2/3

2. brilliant.org › wiki › mental-math-tricksMental Math Tricks | Brilliant Math & Science Wiki

   brilliant.org › wiki › mental-math-tricks

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   Mental math tricks are a collection of techniques, some based on algebraic manipulation and some on visualization, that aid in large arithmetic computations. They are useful for increasing the speed at which one can do these computations, but they also serve as a useful verification mechanism to help reduce computational errors (as results ...

3. www.thoughtco.com › math-tricks-that-will-blow-your-mind-415474210 Math Tricks That Will Blow Your Mind - ThoughtCo

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   3 maj 2024 · Are you ready to give your mathematics skills a boost? These simple math tricks can help you perform calculations more quickly and easily. They also come in handy if you want to impress your teacher, parents, or friends.

4. mentalmathpro.com › mental-math-practiceMental Math Practice (Free and Infinite!)

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   Practice mental math with customizable settings. Improve your addition, subtraction, multiplication, and division skills with our interactive practice tool.

5. lifehacker.com › do-math-in-your-head-with-these-mental-math-tricks-1835384146Do Math in Your Head With These Mental Math Tricks

   lifehacker.com › do-math-in-your-head-with-these-mental-math-tricks-1835384146

   11 cze 2019 · Here are some shortcuts that will help you do more math in your head. Calculate percentages backward. X% of Y = Y% of X. You can always swap those percentages if doing the math is easier the...

6. mentalmathpro.com › blog › mental-math-tricks7 Mental Math Tricks: [Updated Guide]

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   20 cze 2024 · Want to master mental math tricks? Learn 7 fast and easy techniques to solve problems quickly. Free guide to improve your skills!

7. www.mathsisfun.com › numbers › mental-mathMental Math - Math is Fun

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   Mental Math. Calculating things in your head can be a difficult task. If you can't remember what you've worked out or simply don't know how to solve a problem then it can be very challenging and frustrating. I'm going to try and give a few tips on how to do it more easily.