-49.51% is the change from 608 to 307
Calculation steps:
[( 307 - 608 ) ÷ 608] x 100 = -49.51%
Formula
Percentage change = [(307 - 608) / 608] x 100
Subtract the new number by the original number
307 - 608 = -301
-301 ÷ 608 = -0.49506578947368424
-0.49506578947368424 x 100 = -49.51%