-7.94% is the change from 970 to 893
Calculation steps:
[( 893 - 970 ) ÷ 970] x 100 = -7.94%
Formula
Percentage change = [(893 - 970) / 970] x 100
Subtract the new number by the original number
893 - 970 = -77
-77 ÷ 970 = -0.07938144329896907
-0.07938144329896907 x 100 = -7.94%