-69.28% is the change from 905 to 278
Calculation steps:
[( 278 - 905 ) ÷ 905] x 100 = -69.28%
Formula
Percentage change = [(278 - 905) / 905] x 100
Subtract the new number by the original number
278 - 905 = -627
-627 ÷ 905 = -0.6928176795580111
-0.6928176795580111 x 100 = -69.28%