Question

Percent of change from 125cm to 87.5cm

Answer 1

Percent Change from 125cm to 87.5cm

% Change = (87.5 - 125) / 125  * 100%

                 =  -37.5 / 125 * 100%

                 = -0.3 * 100%

                 = -30 %

The percent change is -30 %  or 30% decrease. 

Answer 2

Answer:

Percentage change from 125cm to 87.5cm is 30% decrease.

Step-by-step explanation:

Percentage change of a to b is given by

                       $\texttt{Percentage change =}\frac{b-a}{a}\times 100$

Here we have a = 125 and b = 87.5

Substituting

                  $\texttt{Percentage change =}\frac{87.5-125}{125}\times 100=\frac{-37.5}{125}\times 100=-30\%$

Percentage change from 125cm to 87.5cm is -30%.

That is 30 decrease.

Percentage change from 125cm to 87.5cm is 30% decrease.