-36.17% is the change from 857 to 547
Calculation steps:
[( 547 - 857 ) ÷ 857] x 100 = -36.17%
Formula
Percentage change = [(547 - 857) / 857] x 100
Subtract the new number by the original number
547 - 857 = -310
-310 ÷ 857 = -0.3617269544924154
-0.3617269544924154 x 100 = -36.17%