-63.93% is the change from 427 to 154
Calculation steps:
[( 154 - 427 ) ÷ 427] x 100 = -63.93%
Formula
Percentage change = [(154 - 427) / 427] x 100
Subtract the new number by the original number
154 - 427 = -273
-273 ÷ 427 = -0.639344262295082
-0.639344262295082 x 100 = -63.93%