-52.96% is the change from 270 to 127
Calculation steps:
[( 127 - 270 ) ÷ 270] x 100 = -52.96%
Formula
Percentage change = [(127 - 270) / 270] x 100
Subtract the new number by the original number
127 - 270 = -143
-143 ÷ 270 = -0.5296296296296297
-0.5296296296296297 x 100 = -52.96%