134.68% is the change from 222 to 521
Calculation steps:
[( 521 - 222 ) ÷ 222] x 100 = 134.68%
Formula
Percentage change = [(521 - 222) / 222] x 100
Subtract the new number by the original number
521 - 222 = 299
299 ÷ 222 = 1.3468468468468469
1.3468468468468469 x 100 = 134.68%