74.25% is the change from 299 to 521
Calculation steps:
[( 521 - 299 ) ÷ 299] x 100 = 74.25%
Formula
Percentage change = [(521 - 299) / 299] x 100
Subtract the new number by the original number
521 - 299 = 222
222 ÷ 299 = 0.7424749163879598
0.7424749163879598 x 100 = 74.25%