-83.21% is the change from 929 to 156
Calculation steps:
[( 156 - 929 ) ÷ 929] x 100 = -83.21%
Formula
Percentage change = [(156 - 929) / 929] x 100
Subtract the new number by the original number
156 - 929 = -773
-773 ÷ 929 = -0.8320775026910656
-0.8320775026910656 x 100 = -83.21%