-59.09% is the change from 858 to 351
Calculation steps:
[( 351 - 858 ) ÷ 858] x 100 = -59.09%
Formula
Percentage change = [(351 - 858) / 858] x 100
Subtract the new number by the original number
351 - 858 = -507
-507 ÷ 858 = -0.5909090909090909
-0.5909090909090909 x 100 = -59.09%