-41.76% is the change from 91 to 53
Calculation steps:
[( 53 - 91 ) ÷ 91] x 100 = -41.76%
Formula
Percentage change = [(53 - 91) / 91] x 100
Subtract the new number by the original number
53 - 91 = -38
-38 ÷ 91 = -0.4175824175824176
-0.4175824175824176 x 100 = -41.76%