79.25% is the change from 159 to 285
Calculation steps:
[( 285 - 159 ) ÷ 159] x 100 = 79.25%
Formula
Percentage change = [(285 - 159) / 159] x 100
Subtract the new number by the original number
285 - 159 = 126
126 ÷ 159 = 0.7924528301886793
0.7924528301886793 x 100 = 79.25%