-69.93% is the change from 143 to 43
Calculation steps:
[( 43 - 143 ) ÷ 143] x 100 = -69.93%
Formula
Percentage change = [(43 - 143) / 143] x 100
Subtract the new number by the original number
43 - 143 = -100
-100 ÷ 143 = -0.6993006993006993
-0.6993006993006993 x 100 = -69.93%