297.78% is the change from 135 to 537
Calculation steps:
[( 537 - 135 ) ÷ 135] x 100 = 297.78%
Formula
Percentage change = [(537 - 135) / 135] x 100
Subtract the new number by the original number
537 - 135 = 402
402 ÷ 135 = 2.977777777777778
2.977777777777778 x 100 = 297.78%