-18.54% is the change from 847 to 690
Calculation steps:
[( 690 - 847 ) ÷ 847] x 100 = -18.54%
Formula
Percentage change = [(690 - 847) / 847] x 100
Subtract the new number by the original number
690 - 847 = -157
-157 ÷ 847 = -0.18536009445100354
-0.18536009445100354 x 100 = -18.54%