-15.8% is the change from 804 to 677
Calculation steps:
[( 677 - 804 ) ÷ 804] x 100 = -15.8%
Formula
Percentage change = [(677 - 804) / 804] x 100
Subtract the new number by the original number
677 - 804 = -127
-127 ÷ 804 = -0.15796019900497513
-0.15796019900497513 x 100 = -15.8%