-61.48% is the change from 270 to 104
Calculation steps:
[( 104 - 270 ) ÷ 270] x 100 = -61.48%
Formula
Percentage change = [(104 - 270) / 270] x 100
Subtract the new number by the original number
104 - 270 = -166
-166 ÷ 270 = -0.6148148148148148
-0.6148148148148148 x 100 = -61.48%
Example