-31.66% is the change from 616 to 421
Calculation steps:
[( 421 - 616 ) ÷ 616] x 100 = -31.66%
Formula
Percentage change = [(421 - 616) / 616] x 100
Subtract the new number by the original number
421 - 616 = -195
-195 ÷ 616 = -0.31655844155844154
-0.31655844155844154 x 100 = -31.66%