Question Number 506 by Karting7442 last updated on 25/Jan/15
$${write}\:{each}\:{mixed}\:{number}\:{as}\:{a}\:{decimal}.\: \\ $$$$\:\:\:\:\:\mathrm{4}\frac{\mathrm{1}}{\mathrm{5}} \\ $$$$ \\ $$$$ \\ $$
Answered by prakash jain last updated on 20/Jan/15
$$\mathrm{4}\frac{\mathrm{1}}{\mathrm{5}}=\mathrm{4}+\frac{\mathrm{1}}{\mathrm{5}}=\frac{\mathrm{4}×\mathrm{5}+\mathrm{1}}{\mathrm{5}} \\ $$$$=\frac{\mathrm{21}}{\mathrm{5}}=\mathrm{4}.\mathrm{2} \\ $$