-27.9% is the change from 613 to 442
Calculation steps:
[( 442 - 613 ) ÷ 613] x 100 = -27.9%
Formula
Percentage change = [(442 - 613) / 613] x 100
Subtract the new number by the original number
442 - 613 = -171
-171 ÷ 613 = -0.27895595432300163
-0.27895595432300163 x 100 = -27.9%