85% is the change from 220 to 407
Calculation steps:
[( 407 - 220 ) ÷ 220] x 100 = 85%
Formula
Percentage change = [(407 - 220) / 220] x 100
Subtract the new number by the original number
407 - 220 = 187
187 ÷ 220 = 0.85
0.85 x 100 = 85%
Example