-90.08% is the change from 766 to 76
Calculation steps:
[( 76 - 766 ) ÷ 766] x 100 = -90.08%
Formula
Percentage change = [(76 - 766) / 766] x 100
Subtract the new number by the original number
76 - 766 = -690
-690 ÷ 766 = -0.9007832898172323
-0.9007832898172323 x 100 = -90.08%