53.51% is the change from 342 to 525
Calculation steps:
[( 525 - 342 ) ÷ 342] x 100 = 53.51%
Formula
Percentage change = [(525 - 342) / 342] x 100
Subtract the new number by the original number
525 - 342 = 183
183 ÷ 342 = 0.5350877192982456
0.5350877192982456 x 100 = 53.51%