-36.43% is the change from 851 to 541
Calculation steps:
[( 541 - 851 ) ÷ 851] x 100 = -36.43%
Formula
Percentage change = [(541 - 851) / 851] x 100
Subtract the new number by the original number
541 - 851 = -310
-310 ÷ 851 = -0.36427732079905994
-0.36427732079905994 x 100 = -36.43%