-19.08% is the change from 650 to 526
Calculation steps:
[( 526 - 650 ) ÷ 650] x 100 = -19.08%
Formula
Percentage change = [(526 - 650) / 650] x 100
Subtract the new number by the original number
526 - 650 = -124
-124 ÷ 650 = -0.19076923076923077
-0.19076923076923077 x 100 = -19.08%