-72.3% is the change from 917 to 254
Calculation steps:
[( 254 - 917 ) ÷ 917] x 100 = -72.3%
Formula
Percentage change = [(254 - 917) / 917] x 100
Subtract the new number by the original number
254 - 917 = -663
-663 ÷ 917 = -0.7230098146128681
-0.7230098146128681 x 100 = -72.3%