-65.65% is the change from 428 to 147
Calculation steps:
[( 147 - 428 ) ÷ 428] x 100 = -65.65%
Formula
Percentage change = [(147 - 428) / 428] x 100
Subtract the new number by the original number
147 - 428 = -281
-281 ÷ 428 = -0.6565420560747663
-0.6565420560747663 x 100 = -65.65%