-36.96% is the change from 487 to 307
Calculation steps:
[( 307 - 487 ) ÷ 487] x 100 = -36.96%
Formula
Percentage change = [(307 - 487) / 487] x 100
Subtract the new number by the original number
307 - 487 = -180
-180 ÷ 487 = -0.36960985626283366
-0.36960985626283366 x 100 = -36.96%