-35.36% is the change from 427 to 276
Calculation steps:
[( 276 - 427 ) ÷ 427] x 100 = -35.36%
Formula
Percentage change = [(276 - 427) / 427] x 100
Subtract the new number by the original number
276 - 427 = -151
-151 ÷ 427 = -0.35362997658079626
-0.35362997658079626 x 100 = -35.36%