-77.85% is the change from 975 to 216
Calculation steps:
[( 216 - 975 ) ÷ 975] x 100 = -77.85%
Formula
Percentage change = [(216 - 975) / 975] x 100
Subtract the new number by the original number
216 - 975 = -759
-759 ÷ 975 = -0.7784615384615384
-0.7784615384615384 x 100 = -77.85%