-12.78% is the change from 947 to 826
Calculation steps:
[( 826 - 947 ) ÷ 947] x 100 = -12.78%
Formula
Percentage change = [(826 - 947) / 947] x 100
Subtract the new number by the original number
826 - 947 = -121
-121 ÷ 947 = -0.12777191129883844
-0.12777191129883844 x 100 = -12.78%