-67.65% is the change from 847 to 274
Calculation steps:
[( 274 - 847 ) ÷ 847] x 100 = -67.65%
Formula
Percentage change = [(274 - 847) / 847] x 100
Subtract the new number by the original number
274 - 847 = -573
-573 ÷ 847 = -0.6765053128689492
-0.6765053128689492 x 100 = -67.65%