63.47% is the change from 323 to 528
Calculation steps:
[( 528 - 323 ) ÷ 323] x 100 = 63.47%
Formula
Percentage change = [(528 - 323) / 323] x 100
Subtract the new number by the original number
528 - 323 = 205
205 ÷ 323 = 0.6346749226006192
0.6346749226006192 x 100 = 63.47%