37.84% is the change from 222 to 306
Calculation steps:
[( 306 - 222 ) ÷ 222] x 100 = 37.84%
Formula
Percentage change = [(306 - 222) / 222] x 100
Subtract the new number by the original number
306 - 222 = 84
84 ÷ 222 = 0.3783783783783784
0.3783783783783784 x 100 = 37.84%