The method that we learn in school is a long multiplication method. But this method is very time consuming. SO let’s learn a much faster way to multiply a 2-digit number by 11. Step 1 - Write 3 and 6 ...

Add Yahoo as a preferred source to see more of our stories on Google. Math shouldn’t be harder than finding the last matching sock in your laundry. These clever shortcuts convert head-scratching ...

This article Boost your mental math speed and accuracy with these effective abacus tricks. This practical guide explains fundamental techniques like direct addition and subtraction using complements ...

Calculators are awesome, but they’re not always handy. More to the point, no one wants to be seen reaching for the calculator on their mobile phone when it’s time to figure out a 15 percent gratuity.

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Late Shakuntala Devi, known for her ability to make complex mental calculations, extracted the 23rd root of a 201-digit number mentally in the year 1977. Shakuntala Devi demonstrated the ...

Ever dreamt of solving math problems in your head with the speed of a calculator? Mental math might seem challenging, but it's a skill attainable through the right tools and techniques. The abacus, an ...