-7.7% is the change from 818 to 755
Calculation steps:
[( 755 - 818 ) ÷ 818] x 100 = -7.7%
Formula
Percentage change = [(755 - 818) / 818] x 100
Subtract the new number by the original number
755 - 818 = -63
-63 ÷ 818 = -0.07701711491442542
-0.07701711491442542 x 100 = -7.7%