-15.09% is the change from 53 to 45
Calculation steps:
[( 45 - 53 ) ÷ 53] x 100 = -15.09%
Formula
Percentage change = [(45 - 53) / 53] x 100
Subtract the new number by the original number
45 - 53 = -8
-8 ÷ 53 = -0.1509433962264151
-0.1509433962264151 x 100 = -15.09%