-29.2% is the change from 387 to 274
Calculation steps:
[( 274 - 387 ) ÷ 387] x 100 = -29.2%
Formula
Percentage change = [(274 - 387) / 387] x 100
Subtract the new number by the original number
274 - 387 = -113
-113 ÷ 387 = -0.29198966408268734
-0.29198966408268734 x 100 = -29.2%