-34.66% is the change from 427 to 279
Calculation steps:
[( 279 - 427 ) ÷ 427] x 100 = -34.66%
Formula
Percentage change = [(279 - 427) / 427] x 100
Subtract the new number by the original number
279 - 427 = -148
-148 ÷ 427 = -0.34660421545667447
-0.34660421545667447 x 100 = -34.66%