-19.6% is the change from 939 to 755
Calculation steps:
[( 755 - 939 ) ÷ 939] x 100 = -19.6%
Formula
Percentage change = [(755 - 939) / 939] x 100
Subtract the new number by the original number
755 - 939 = -184
-184 ÷ 939 = -0.1959531416400426
-0.1959531416400426 x 100 = -19.6%