-20.94% is the change from 974 to 770
Calculation steps:
[( 770 - 974 ) ÷ 974] x 100 = -20.94%
Formula
Percentage change = [(770 - 974) / 974] x 100
Subtract the new number by the original number
770 - 974 = -204
-204 ÷ 974 = -0.20944558521560575
-0.20944558521560575 x 100 = -20.94%