-61.5% is the change from 613 to 236
Calculation steps:
[( 236 - 613 ) ÷ 613] x 100 = -61.5%
Formula
Percentage change = [(236 - 613) / 613] x 100
Subtract the new number by the original number
236 - 613 = -377
-377 ÷ 613 = -0.6150081566068516
-0.6150081566068516 x 100 = -61.5%