-77.89% is the change from 95 to 21
Calculation steps:
[( 21 - 95 ) ÷ 95] x 100 = -77.89%
Formula
Percentage change = [(21 - 95) / 95] x 100
Subtract the new number by the original number
21 - 95 = -74
-74 ÷ 95 = -0.7789473684210526
-0.7789473684210526 x 100 = -77.89%