-53.93% is the change from 662 to 305
Calculation steps:
[( 305 - 662 ) ÷ 662] x 100 = -53.93%
Formula
Percentage change = [(305 - 662) / 662] x 100
Subtract the new number by the original number
305 - 662 = -357
-357 ÷ 662 = -0.5392749244712991
-0.5392749244712991 x 100 = -53.93%