-64.9% is the change from 889 to 312
Calculation steps:
[( 312 - 889 ) ÷ 889] x 100 = -64.9%
Formula
Percentage change = [(312 - 889) / 889] x 100
Subtract the new number by the original number
312 - 889 = -577
-577 ÷ 889 = -0.6490438695163104
-0.6490438695163104 x 100 = -64.9%