-38.4% is the change from 487 to 300
Calculation steps:
[( 300 - 487 ) ÷ 487] x 100 = -38.4%
Formula
Percentage change = [(300 - 487) / 487] x 100
Subtract the new number by the original number
300 - 487 = -187
-187 ÷ 487 = -0.3839835728952772
-0.3839835728952772 x 100 = -38.4%