-42.86% is the change from 434 to 248
Calculation steps:
[( 248 - 434 ) ÷ 434] x 100 = -42.86%
Formula
Percentage change = [(248 - 434) / 434] x 100
Subtract the new number by the original number
248 - 434 = -186
-186 ÷ 434 = -0.42857142857142855
-0.42857142857142855 x 100 = -42.86%