33.64% is the change from 220 to 294
Calculation steps:
[( 294 - 220 ) ÷ 220] x 100 = 33.64%
Formula
Percentage change = [(294 - 220) / 220] x 100
Subtract the new number by the original number
294 - 220 = 74
74 ÷ 220 = 0.33636363636363636
0.33636363636363636 x 100 = 33.64%