-92.57% is the change from 767 to 57
Calculation steps:
[( 57 - 767 ) ÷ 767] x 100 = -92.57%
Formula
Percentage change = [(57 - 767) / 767] x 100
Subtract the new number by the original number
57 - 767 = -710
-710 ÷ 767 = -0.9256844850065189
-0.9256844850065189 x 100 = -92.57%