-79.96% is the change from 938 to 188
Calculation steps:
[( 188 - 938 ) ÷ 938] x 100 = -79.96%
Formula
Percentage change = [(188 - 938) / 938] x 100
Subtract the new number by the original number
188 - 938 = -750
-750 ÷ 938 = -0.7995735607675906
-0.7995735607675906 x 100 = -79.96%