-92.93% is the change from 934 to 66
Calculation steps:
[( 66 - 934 ) ÷ 934] x 100 = -92.93%
Formula
Percentage change = [(66 - 934) / 934] x 100
Subtract the new number by the original number
66 - 934 = -868
-868 ÷ 934 = -0.9293361884368309
-0.9293361884368309 x 100 = -92.93%