-18.67% is the change from 948 to 771
Calculation steps:
[( 771 - 948 ) ÷ 948] x 100 = -18.67%
Formula
Percentage change = [(771 - 948) / 948] x 100
Subtract the new number by the original number
771 - 948 = -177
-177 ÷ 948 = -0.18670886075949367
-0.18670886075949367 x 100 = -18.67%