-85.1% is the change from 302 to 45
Calculation steps:
[( 45 - 302 ) ÷ 302] x 100 = -85.1%
Formula
Percentage change = [(45 - 302) / 302] x 100
Subtract the new number by the original number
45 - 302 = -257
-257 ÷ 302 = -0.8509933774834437
-0.8509933774834437 x 100 = -85.1%