-30.15% is the change from 733 to 512
Calculation steps:
[( 512 - 733 ) ÷ 733] x 100 = -30.15%
Formula
Percentage change = [(512 - 733) / 733] x 100
Subtract the new number by the original number
512 - 733 = -221
-221 ÷ 733 = -0.3015006821282401
-0.3015006821282401 x 100 = -30.15%