-67.37% is the change from 849 to 277
Calculation steps:
[( 277 - 849 ) ÷ 849] x 100 = -67.37%
Formula
Percentage change = [(277 - 849) / 849] x 100
Subtract the new number by the original number
277 - 849 = -572
-572 ÷ 849 = -0.673733804475854
-0.673733804475854 x 100 = -67.37%