Write the decimals as fractions. Reduce the fractions to lowest from
$21.2$

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Solution

Given:
$21.2$
$21.2 = \frac{212}{10}$ [Since, which has one decimal number]
Reducing fraction to simplest from
$= \frac{212 \div 2}{10 \div 2}$
$= \frac{106}{5}$
$= 21 \frac{1}{5}$
$∴ 21.2 = 21 \frac{1}{5}$ .

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