-6.29% is the change from 143 to 134
Calculation steps:
[( 134 - 143 ) ÷ 143] x 100 = -6.29%
Formula
Percentage change = [(134 - 143) / 143] x 100
Subtract the new number by the original number
134 - 143 = -9
-9 ÷ 143 = -0.06293706293706294
-0.06293706293706294 x 100 = -6.29%