-74.33% is the change from 300 to 77
Calculation steps:
[( 77 - 300 ) ÷ 300] x 100 = -74.33%
Formula
Percentage change = [(77 - 300) / 300] x 100
Subtract the new number by the original number
77 - 300 = -223
-223 ÷ 300 = -0.7433333333333333
-0.7433333333333333 x 100 = -74.33%