-12.47% is the change from 970 to 849
Calculation steps:
[( 849 - 970 ) ÷ 970] x 100 = -12.47%
Formula
Percentage change = [(849 - 970) / 970] x 100
Subtract the new number by the original number
849 - 970 = -121
-121 ÷ 970 = -0.12474226804123711
-0.12474226804123711 x 100 = -12.47%