-65.5% is the change from 487 to 168
Calculation steps:
[( 168 - 487 ) ÷ 487] x 100 = -65.5%
Formula
Percentage change = [(168 - 487) / 487] x 100
Subtract the new number by the original number
168 - 487 = -319
-319 ÷ 487 = -0.6550308008213552
-0.6550308008213552 x 100 = -65.5%