212.73% is the change from 220 to 688
Calculation steps:
[( 688 - 220 ) ÷ 220] x 100 = 212.73%
Formula
Percentage change = [(688 - 220) / 220] x 100
Subtract the new number by the original number
688 - 220 = 468
468 ÷ 220 = 2.1272727272727274
2.1272727272727274 x 100 = 212.73%