85.26% is the change from 285 to 528
Calculation steps:
[( 528 - 285 ) ÷ 285] x 100 = 85.26%
Formula
Percentage change = [(528 - 285) / 285] x 100
Subtract the new number by the original number
528 - 285 = 243
243 ÷ 285 = 0.8526315789473684
0.8526315789473684 x 100 = 85.26%