-13.43% is the change from 938 to 812
Calculation steps:
[( 812 - 938 ) ÷ 938] x 100 = -13.43%
Formula
Percentage change = [(812 - 938) / 938] x 100
Subtract the new number by the original number
812 - 938 = -126
-126 ÷ 938 = -0.13432835820895522
-0.13432835820895522 x 100 = -13.43%