200.7% is the change from 285 to 857
Calculation steps:
[( 857 - 285 ) ÷ 285] x 100 = 200.7%
Formula
Percentage change = [(857 - 285) / 285] x 100
Subtract the new number by the original number
857 - 285 = 572
572 ÷ 285 = 2.007017543859649
2.007017543859649 x 100 = 200.7%