-4.01% is the change from 698 to 670
Calculation steps:
[( 670 - 698 ) ÷ 698] x 100 = -4.01%
Formula
Percentage change = [(670 - 698) / 698] x 100
Subtract the new number by the original number
670 - 698 = -28
-28 ÷ 698 = -0.04011461318051576
-0.04011461318051576 x 100 = -4.01%