-20.45% is the change from 968 to 770
Calculation steps:
[( 770 - 968 ) ÷ 968] x 100 = -20.45%
Formula
Percentage change = [(770 - 968) / 968] x 100
Subtract the new number by the original number
770 - 968 = -198
-198 ÷ 968 = -0.20454545454545456
-0.20454545454545456 x 100 = -20.45%