-79.57% is the change from 230 to 47
Calculation steps:
[( 47 - 230 ) ÷ 230] x 100 = -79.57%
Formula
Percentage change = [(47 - 230) / 230] x 100
Subtract the new number by the original number
47 - 230 = -183
-183 ÷ 230 = -0.7956521739130434
-0.7956521739130434 x 100 = -79.57%