291.97% is the change from 137 to 537
Calculation steps:
[( 537 - 137 ) ÷ 137] x 100 = 291.97%
Formula
Percentage change = [(537 - 137) / 137] x 100
Subtract the new number by the original number
537 - 137 = 400
400 ÷ 137 = 2.9197080291970803
2.9197080291970803 x 100 = 291.97%