-1.38% is the change from 939 to 926
Calculation steps:
[( 926 - 939 ) ÷ 939] x 100 = -1.38%
Formula
Percentage change = [(926 - 939) / 939] x 100
Subtract the new number by the original number
926 - 939 = -13
-13 ÷ 939 = -0.013844515441959531
-0.013844515441959531 x 100 = -1.38%