-94.76% is the change from 858 to 45
Calculation steps:
[( 45 - 858 ) ÷ 858] x 100 = -94.76%
Formula
Percentage change = [(45 - 858) / 858] x 100
Subtract the new number by the original number
45 - 858 = -813
-813 ÷ 858 = -0.9475524475524476
-0.9475524475524476 x 100 = -94.76%