50.86% is the change from 350 to 528
Calculation steps:
[( 528 - 350 ) ÷ 350] x 100 = 50.86%
Formula
Percentage change = [(528 - 350) / 350] x 100
Subtract the new number by the original number
528 - 350 = 178
178 ÷ 350 = 0.5085714285714286
0.5085714285714286 x 100 = 50.86%