-12.05% is the change from 813 to 715
Calculation steps:
[( 715 - 813 ) ÷ 813] x 100 = -12.05%
Formula
Percentage change = [(715 - 813) / 813] x 100
Subtract the new number by the original number
715 - 813 = -98
-98 ÷ 813 = -0.12054120541205413
-0.12054120541205413 x 100 = -12.05%