252.67% is the change from 243 to 857
Calculation steps:
[( 857 - 243 ) ÷ 243] x 100 = 252.67%
Formula
Percentage change = [(857 - 243) / 243] x 100
Subtract the new number by the original number
857 - 243 = 614
614 ÷ 243 = 2.5267489711934155
2.5267489711934155 x 100 = 252.67%