-14.75% is the change from 617 to 526
Calculation steps:
[( 526 - 617 ) ÷ 617] x 100 = -14.75%
Formula
Percentage change = [(526 - 617) / 617] x 100
Subtract the new number by the original number
526 - 617 = -91
-91 ÷ 617 = -0.14748784440842788
-0.14748784440842788 x 100 = -14.75%