-82.53% is the change from 847 to 148
Calculation steps:
[( 148 - 847 ) ÷ 847] x 100 = -82.53%
Formula
Percentage change = [(148 - 847) / 847] x 100
Subtract the new number by the original number
148 - 847 = -699
-699 ÷ 847 = -0.8252656434474617
-0.8252656434474617 x 100 = -82.53%