-15.3% is the change from 928 to 786
Calculation steps:
[( 786 - 928 ) ÷ 928] x 100 = -15.3%
Formula
Percentage change = [(786 - 928) / 928] x 100
Subtract the new number by the original number
786 - 928 = -142
-142 ÷ 928 = -0.15301724137931033
-0.15301724137931033 x 100 = -15.3%