215% is the change from 220 to 693
Calculation steps:
[( 693 - 220 ) ÷ 220] x 100 = 215%
Formula
Percentage change = [(693 - 220) / 220] x 100
Subtract the new number by the original number
693 - 220 = 473
473 ÷ 220 = 2.15
2.15 x 100 = 215%
Example