-48.85% is the change from 782 to 400
Calculation steps:
[( 400 - 782 ) ÷ 782] x 100 = -48.85%
Formula
Percentage change = [(400 - 782) / 782] x 100
Subtract the new number by the original number
400 - 782 = -382
-382 ÷ 782 = -0.4884910485933504
-0.4884910485933504 x 100 = -48.85%