-60.54% is the change from 783 to 309
Calculation steps:
[( 309 - 783 ) ÷ 783] x 100 = -60.54%
Formula
Percentage change = [(309 - 783) / 783] x 100
Subtract the new number by the original number
309 - 783 = -474
-474 ÷ 783 = -0.6053639846743295
-0.6053639846743295 x 100 = -60.54%