-31.82% is the change from 751 to 512
Calculation steps:
[( 512 - 751 ) ÷ 751] x 100 = -31.82%
Formula
Percentage change = [(512 - 751) / 751] x 100
Subtract the new number by the original number
512 - 751 = -239
-239 ÷ 751 = -0.3182423435419441
-0.3182423435419441 x 100 = -31.82%