-48.01% is the change from 302 to 157
Calculation steps:
[( 157 - 302 ) ÷ 302] x 100 = -48.01%
Formula
Percentage change = [(157 - 302) / 302] x 100
Subtract the new number by the original number
157 - 302 = -145
-145 ÷ 302 = -0.48013245033112584
-0.48013245033112584 x 100 = -48.01%