-87.93% is the change from 58 to 7
Calculation steps:
[( 7 - 58 ) ÷ 58] x 100 = -87.93%
Formula
Percentage change = [(7 - 58) / 58] x 100
Subtract the new number by the original number
7 - 58 = -51
-51 ÷ 58 = -0.8793103448275862
-0.8793103448275862 x 100 = -87.93%