-63.99% is the change from 672 to 242
Calculation steps:
[( 242 - 672 ) ÷ 672] x 100 = -63.99%
Formula
Percentage change = [(242 - 672) / 672] x 100
Subtract the new number by the original number
242 - 672 = -430
-430 ÷ 672 = -0.6398809523809523
-0.6398809523809523 x 100 = -63.99%