78.57% is the change from 294 to 525
Calculation steps:
[( 525 - 294 ) ÷ 294] x 100 = 78.57%
Formula
Percentage change = [(525 - 294) / 294] x 100
Subtract the new number by the original number
525 - 294 = 231
231 ÷ 294 = 0.7857142857142857
0.7857142857142857 x 100 = 78.57%