262.14% is the change from 140 to 507
Calculation steps:
[( 507 - 140 ) ÷ 140] x 100 = 262.14%
Formula
Percentage change = [(507 - 140) / 140] x 100
Subtract the new number by the original number
507 - 140 = 367
367 ÷ 140 = 2.6214285714285714
2.6214285714285714 x 100 = 262.14%