171.71% is the change from 304 to 826
Calculation steps:
[( 826 - 304 ) ÷ 304] x 100 = 171.71%
Formula
Percentage change = [(826 - 304) / 304] x 100
Subtract the new number by the original number
826 - 304 = 522
522 ÷ 304 = 1.7171052631578947
1.7171052631578947 x 100 = 171.71%