Question

Decrease £2155.45 by 8.5%
Give your answer rounded to 2 DP.​

Answer 1

Answer:

The answer is 1,972.24........

Answer 2

$Given \:Original \: number = £2155.45$

$Decrease (d) = 8.5\%$

$Required \: number =Original \: number\Big( \frac{100-d}{100}\Big)$

$= 2155.45\Big( \frac{100-8.5}{100}Big)$

$= 2155.45\times \frac{91.5}{100}$

$= \frac{197223.675}{100}$

$= 1972.23675$

$\approx £1972.24$

Therefore.,

$\red{ Required \:number}$

$\green { \approx £1972.24}$

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