-70.21% is the change from 480 to 143
Calculation steps:
[( 143 - 480 ) ÷ 480] x 100 = -70.21%
Formula
Percentage change = [(143 - 480) / 480] x 100
Subtract the new number by the original number
143 - 480 = -337
-337 ÷ 480 = -0.7020833333333333
-0.7020833333333333 x 100 = -70.21%