-90.43% is the change from 763 to 73
Calculation steps:
[( 73 - 763 ) ÷ 763] x 100 = -90.43%
Formula
Percentage change = [(73 - 763) / 763] x 100
Subtract the new number by the original number
73 - 763 = -690
-690 ÷ 763 = -0.9043250327653998
-0.9043250327653998 x 100 = -90.43%