-55.08% is the change from 610 to 274
Calculation steps:
[( 274 - 610 ) ÷ 610] x 100 = -55.08%
Formula
Percentage change = [(274 - 610) / 610] x 100
Subtract the new number by the original number
274 - 610 = -336
-336 ÷ 610 = -0.5508196721311476
-0.5508196721311476 x 100 = -55.08%