-18.76% is the change from 613 to 498
Calculation steps:
[( 498 - 613 ) ÷ 613] x 100 = -18.76%
Formula
Percentage change = [(498 - 613) / 613] x 100
Subtract the new number by the original number
498 - 613 = -115
-115 ÷ 613 = -0.18760195758564438
-0.18760195758564438 x 100 = -18.76%