-92.85% is the change from 657 to 47
Calculation steps:
[( 47 - 657 ) ÷ 657] x 100 = -92.85%
Formula
Percentage change = [(47 - 657) / 657] x 100
Subtract the new number by the original number
47 - 657 = -610
-610 ÷ 657 = -0.928462709284627
-0.928462709284627 x 100 = -92.85%