Question

Convert the given decimal fractions to per cents.

1. 0.65
2. 2.1
3. 0.02
4. 12.35

Answer 1

(a) $0.65$

$0.65= 0.65\times 100\%$

= $\frac{65\times100}{100}\%$

= $65\%$

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(b) $2.1$

$2.1=2.1\times100\%$

= $\frac{21\times100}{10}\%$

= $210\%$

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(c) $0.02$

$0.02=0.02\times100\%$

= $\frac{2\times100}{100}\%$

= $2\%$

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(d) $12.35$

$12.35=12.35\times100\%$

= $\frac{1235\times100}{100}\%$

= $1235\%$