-83.35% is the change from 943 to 157
Calculation steps:
[( 157 - 943 ) ÷ 943] x 100 = -83.35%
Formula
Percentage change = [(157 - 943) / 943] x 100
Subtract the new number by the original number
157 - 943 = -786
-786 ÷ 943 = -0.8335100742311771
-0.8335100742311771 x 100 = -83.35%