97.75% is the change from 222 to 439
Calculation steps:
[( 439 - 222 ) ÷ 222] x 100 = 97.75%
Formula
Percentage change = [(439 - 222) / 222] x 100
Subtract the new number by the original number
439 - 222 = 217
217 ÷ 222 = 0.9774774774774775
0.9774774774774775 x 100 = 97.75%