156.59% is the change from 334 to 857
Calculation steps:
[( 857 - 334 ) ÷ 334] x 100 = 156.59%
Formula
Percentage change = [(857 - 334) / 334] x 100
Subtract the new number by the original number
857 - 334 = 523
523 ÷ 334 = 1.5658682634730539
1.5658682634730539 x 100 = 156.59%