53.02% is the change from 215 to 329
Calculation steps:
[( 329 - 215 ) ÷ 215] x 100 = 53.02%
Formula
Percentage change = [(329 - 215) / 215] x 100
Subtract the new number by the original number
329 - 215 = 114
114 ÷ 215 = 0.5302325581395348
0.5302325581395348 x 100 = 53.02%