-19.03% is the change from 951 to 770
Calculation steps:
[( 770 - 951 ) ÷ 951] x 100 = -19.03%
Formula
Percentage change = [(770 - 951) / 951] x 100
Subtract the new number by the original number
770 - 951 = -181
-181 ÷ 951 = -0.19032597266035753
-0.19032597266035753 x 100 = -19.03%