-53.57% is the change from 308 to 143
Calculation steps:
[( 143 - 308 ) ÷ 308] x 100 = -53.57%
Formula
Percentage change = [(143 - 308) / 308] x 100
Subtract the new number by the original number
143 - 308 = -165
-165 ÷ 308 = -0.5357142857142857
-0.5357142857142857 x 100 = -53.57%