188.18% is the change from 220 to 634
Calculation steps:
[( 634 - 220 ) ÷ 220] x 100 = 188.18%
Formula
Percentage change = [(634 - 220) / 220] x 100
Subtract the new number by the original number
634 - 220 = 414
414 ÷ 220 = 1.8818181818181818
1.8818181818181818 x 100 = 188.18%