-62.05% is the change from 672 to 255
Calculation steps:
[( 255 - 672 ) ÷ 672] x 100 = -62.05%
Formula
Percentage change = [(255 - 672) / 672] x 100
Subtract the new number by the original number
255 - 672 = -417
-417 ÷ 672 = -0.6205357142857143
-0.6205357142857143 x 100 = -62.05%