-14.44% is the change from 990 to 847
Calculation steps:
[( 847 - 990 ) ÷ 990] x 100 = -14.44%
Formula
Percentage change = [(847 - 990) / 990] x 100
Subtract the new number by the original number
847 - 990 = -143
-143 ÷ 990 = -0.14444444444444443
-0.14444444444444443 x 100 = -14.44%