265% is the change from 140 to 511
Calculation steps:
[( 511 - 140 ) ÷ 140] x 100 = 265%
Formula
Percentage change = [(511 - 140) / 140] x 100
Subtract the new number by the original number
511 - 140 = 371
371 ÷ 140 = 2.65
2.65 x 100 = 265%
Example