Trick : If any number be divided by 5 Then that number multiplied by 2 and the product be divided by 10 then decimal point should be placed one digit later beside the right side of the product.

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Chandan Asked Sep 17, 2023

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Chandan · Answer 1 · 2023-09-17T12:17:18+0000

Example : $648 \div 5=$ ?

Soln : Quick : $648 \div 5=\left(\frac{648 \times 2}{10}\right)=129.6$ Ans.

Trick : If any number be divided by 5 Then that number multiplied by 2 and the product be divided by 10 then decimal point should be placed one digit later beside the right side of the product.

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