-19.21% is the change from 177 to 143
Calculation steps:
[( 143 - 177 ) ÷ 177] x 100 = -19.21%
Formula
Percentage change = [(143 - 177) / 177] x 100
Subtract the new number by the original number
143 - 177 = -34
-34 ÷ 177 = -0.192090395480226
-0.192090395480226 x 100 = -19.21%