-69.49% is the change from 885 to 270
Calculation steps:
[( 270 - 885 ) ÷ 885] x 100 = -69.49%
Formula
Percentage change = [(270 - 885) / 885] x 100
Subtract the new number by the original number
270 - 885 = -615
-615 ÷ 885 = -0.6949152542372882
-0.6949152542372882 x 100 = -69.49%