-79.16% is the change from 427 to 89
Calculation steps:
[( 89 - 427 ) ÷ 427] x 100 = -79.16%
Formula
Percentage change = [(89 - 427) / 427] x 100
Subtract the new number by the original number
89 - 427 = -338
-338 ÷ 427 = -0.7915690866510539
-0.7915690866510539 x 100 = -79.16%