-17.05% is the change from 616 to 511
Calculation steps:
[( 511 - 616 ) ÷ 616] x 100 = -17.05%
Formula
Percentage change = [(511 - 616) / 616] x 100
Subtract the new number by the original number
511 - 616 = -105
-105 ÷ 616 = -0.17045454545454544
-0.17045454545454544 x 100 = -17.05%