245.45% is the change from 66 to 228
Calculation steps:
[( 228 - 66 ) ÷ 66] x 100 = 245.45%
Formula
Percentage change = [(228 - 66) / 66] x 100
Subtract the new number by the original number
228 - 66 = 162
162 ÷ 66 = 2.4545454545454546
2.4545454545454546 x 100 = 245.45%