-72.3% is the change from 899 to 249
Calculation steps:
[( 249 - 899 ) ÷ 899] x 100 = -72.3%
Formula
Percentage change = [(249 - 899) / 899] x 100
Subtract the new number by the original number
249 - 899 = -650
-650 ÷ 899 = -0.7230255839822024
-0.7230255839822024 x 100 = -72.3%