-81.33% is the change from 300 to 56
Calculation steps:
[( 56 - 300 ) ÷ 300] x 100 = -81.33%
Formula
Percentage change = [(56 - 300) / 300] x 100
Subtract the new number by the original number
56 - 300 = -244
-244 ÷ 300 = -0.8133333333333334
-0.8133333333333334 x 100 = -81.33%