-11.67% is the change from 617 to 545
Calculation steps:
[( 545 - 617 ) ÷ 617] x 100 = -11.67%
Formula
Percentage change = [(545 - 617) / 617] x 100
Subtract the new number by the original number
545 - 617 = -72
-72 ÷ 617 = -0.1166936790923825
-0.1166936790923825 x 100 = -11.67%