-16.01% is the change from 662 to 556
Calculation steps:
[( 556 - 662 ) ÷ 662] x 100 = -16.01%
Formula
Percentage change = [(556 - 662) / 662] x 100
Subtract the new number by the original number
556 - 662 = -106
-106 ÷ 662 = -0.16012084592145015
-0.16012084592145015 x 100 = -16.01%