-65.73% is the change from 143 to 49
Calculation steps:
[( 49 - 143 ) ÷ 143] x 100 = -65.73%
Formula
Percentage change = [(49 - 143) / 143] x 100
Subtract the new number by the original number
49 - 143 = -94
-94 ÷ 143 = -0.6573426573426573
-0.6573426573426573 x 100 = -65.73%