AMAZING MATHS EASY TRICKS

Written by Divyanshu kumar

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To multiply any number by 5 quickly, do not use the standard table. Just halve the number (divide by 2) and add a zero (0) at the end. If the number is odd, halve it and remove the decimal point.Examp...

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Divyanshu kumarIt is a book which makes your math very simple and very strong with easy tricks. You can order this book for a better experience.