-69.99% is the change from 923 to 277
Calculation steps:
[( 277 - 923 ) ÷ 923] x 100 = -69.99%
Formula
Percentage change = [(277 - 923) / 923] x 100
Subtract the new number by the original number
277 - 923 = -646
-646 ÷ 923 = -0.6998916576381365
-0.6998916576381365 x 100 = -69.99%