-70.48% is the change from 918 to 271
Calculation steps:
[( 271 - 918 ) ÷ 918] x 100 = -70.48%
Formula
Percentage change = [(271 - 918) / 918] x 100
Subtract the new number by the original number
271 - 918 = -647
-647 ÷ 918 = -0.7047930283224401
-0.7047930283224401 x 100 = -70.48%