-37.28% is the change from 617 to 387
Calculation steps:
[( 387 - 617 ) ÷ 617] x 100 = -37.28%
Formula
Percentage change = [(387 - 617) / 617] x 100
Subtract the new number by the original number
387 - 617 = -230
-230 ÷ 617 = -0.3727714748784441
-0.3727714748784441 x 100 = -37.28%