-92.78% is the change from 790 to 57
Calculation steps:
[( 57 - 790 ) ÷ 790] x 100 = -92.78%
Formula
Percentage change = [(57 - 790) / 790] x 100
Subtract the new number by the original number
57 - 790 = -733
-733 ÷ 790 = -0.9278481012658227
-0.9278481012658227 x 100 = -92.78%