-72.8% is the change from 919 to 250
Calculation steps:
[( 250 - 919 ) ÷ 919] x 100 = -72.8%
Formula
Percentage change = [(250 - 919) / 919] x 100
Subtract the new number by the original number
250 - 919 = -669
-669 ÷ 919 = -0.7279651795429815
-0.7279651795429815 x 100 = -72.8%