-30.62% is the change from 970 to 673
Calculation steps:
[( 673 - 970 ) ÷ 970] x 100 = -30.62%
Formula
Percentage change = [(673 - 970) / 970] x 100
Subtract the new number by the original number
673 - 970 = -297
-297 ÷ 970 = -0.3061855670103093
-0.3061855670103093 x 100 = -30.62%