-13.77% is the change from 893 to 770
Calculation steps:
[( 770 - 893 ) ÷ 893] x 100 = -13.77%
Formula
Percentage change = [(770 - 893) / 893] x 100
Subtract the new number by the original number
770 - 893 = -123
-123 ÷ 893 = -0.13773796192609183
-0.13773796192609183 x 100 = -13.77%