2228.57% is the change from 7 to 163
Calculation steps:
[( 163 - 7 ) ÷ 7] x 100 = 2228.57%
Formula
Percentage change = [(163 - 7) / 7] x 100
Subtract the new number by the original number
163 - 7 = 156
156 ÷ 7 = 22.285714285714285
22.285714285714285 x 100 = 2228.57%