-31.28% is the change from 745 to 512
Calculation steps:
[( 512 - 745 ) ÷ 745] x 100 = -31.28%
Formula
Percentage change = [(512 - 745) / 745] x 100
Subtract the new number by the original number
512 - 745 = -233
-233 ÷ 745 = -0.312751677852349
-0.312751677852349 x 100 = -31.28%