-70.12% is the change from 512 to 153
Calculation steps:
[( 153 - 512 ) ÷ 512] x 100 = -70.12%
Formula
Percentage change = [(153 - 512) / 512] x 100
Subtract the new number by the original number
153 - 512 = -359
-359 ÷ 512 = -0.701171875
-0.701171875 x 100 = -70.12%