-63.13% is the change from 198 to 73
Calculation steps:
[( 73 - 198 ) ÷ 198] x 100 = -63.13%
Formula
Percentage change = [(73 - 198) / 198] x 100
Subtract the new number by the original number
73 - 198 = -125
-125 ÷ 198 = -0.6313131313131313
-0.6313131313131313 x 100 = -63.13%