-14.03% is the change from 948 to 815
Calculation steps:
[( 815 - 948 ) ÷ 948] x 100 = -14.03%
Formula
Percentage change = [(815 - 948) / 948] x 100
Subtract the new number by the original number
815 - 948 = -133
-133 ÷ 948 = -0.14029535864978904
-0.14029535864978904 x 100 = -14.03%