-0.98% is the change from 307 to 304
Calculation steps:
[( 304 - 307 ) ÷ 307] x 100 = -0.98%
Formula
Percentage change = [(304 - 307) / 307] x 100
Subtract the new number by the original number
304 - 307 = -3
-3 ÷ 307 = -0.009771986970684038
-0.009771986970684038 x 100 = -0.98%