279.26% is the change from 135 to 512
Calculation steps:
[( 512 - 135 ) ÷ 135] x 100 = 279.26%
Formula
Percentage change = [(512 - 135) / 135] x 100
Subtract the new number by the original number
512 - 135 = 377
377 ÷ 135 = 2.7925925925925927
2.7925925925925927 x 100 = 279.26%