-63.43% is the change from 391 to 143
Calculation steps:
[( 143 - 391 ) ÷ 391] x 100 = -63.43%
Formula
Percentage change = [(143 - 391) / 391] x 100
Subtract the new number by the original number
143 - 391 = -248
-248 ÷ 391 = -0.6342710997442456
-0.6342710997442456 x 100 = -63.43%