-67.15% is the change from 834 to 274
Calculation steps:
[( 274 - 834 ) ÷ 834] x 100 = -67.15%
Formula
Percentage change = [(274 - 834) / 834] x 100
Subtract the new number by the original number
274 - 834 = -560
-560 ÷ 834 = -0.6714628297362111
-0.6714628297362111 x 100 = -67.15%