-20.57% is the change from 627 to 498
Calculation steps:
[( 498 - 627 ) ÷ 627] x 100 = -20.57%
Formula
Percentage change = [(498 - 627) / 627] x 100
Subtract the new number by the original number
498 - 627 = -129
-129 ÷ 627 = -0.20574162679425836
-0.20574162679425836 x 100 = -20.57%