-66.07% is the change from 672 to 228
Calculation steps:
[( 228 - 672 ) ÷ 672] x 100 = -66.07%
Formula
Percentage change = [(228 - 672) / 672] x 100
Subtract the new number by the original number
228 - 672 = -444
-444 ÷ 672 = -0.6607142857142857
-0.6607142857142857 x 100 = -66.07%