-55.95% is the change from 613 to 270
Calculation steps:
[( 270 - 613 ) ÷ 613] x 100 = -55.95%
Formula
Percentage change = [(270 - 613) / 613] x 100
Subtract the new number by the original number
270 - 613 = -343
-343 ÷ 613 = -0.5595432300163132
-0.5595432300163132 x 100 = -55.95%