-74.17% is the change from 302 to 78
Calculation steps:
[( 78 - 302 ) ÷ 302] x 100 = -74.17%
Formula
Percentage change = [(78 - 302) / 302] x 100
Subtract the new number by the original number
78 - 302 = -224
-224 ÷ 302 = -0.7417218543046358
-0.7417218543046358 x 100 = -74.17%