52.78% is the change from 216 to 330
Calculation steps:
[( 330 - 216 ) ÷ 216] x 100 = 52.78%
Formula
Percentage change = [(330 - 216) / 216] x 100
Subtract the new number by the original number
330 - 216 = 114
114 ÷ 216 = 0.5277777777777778
0.5277777777777778 x 100 = 52.78%