-33.87% is the change from 933 to 617
Calculation steps:
[( 617 - 933 ) ÷ 933] x 100 = -33.87%
Formula
Percentage change = [(617 - 933) / 933] x 100
Subtract the new number by the original number
617 - 933 = -316
-316 ÷ 933 = -0.3386923901393355
-0.3386923901393355 x 100 = -33.87%