-77.65% is the change from 962 to 215
Calculation steps:
[( 215 - 962 ) ÷ 962] x 100 = -77.65%
Formula
Percentage change = [(215 - 962) / 962] x 100
Subtract the new number by the original number
215 - 962 = -747
-747 ÷ 962 = -0.7765072765072765
-0.7765072765072765 x 100 = -77.65%