-69.04% is the change from 872 to 270
Calculation steps:
[( 270 - 872 ) ÷ 872] x 100 = -69.04%
Formula
Percentage change = [(270 - 872) / 872] x 100
Subtract the new number by the original number
270 - 872 = -602
-602 ÷ 872 = -0.6903669724770642
-0.6903669724770642 x 100 = -69.04%