-69.49% is the change from 59 to 18
Calculation steps:
[( 18 - 59 ) ÷ 59] x 100 = -69.49%
Formula
Percentage change = [(18 - 59) / 59] x 100
Subtract the new number by the original number
18 - 59 = -41
-41 ÷ 59 = -0.6949152542372882
-0.6949152542372882 x 100 = -69.49%