-91.41% is the change from 943 to 81
Calculation steps:
[( 81 - 943 ) ÷ 943] x 100 = -91.41%
Formula
Percentage change = [(81 - 943) / 943] x 100
Subtract the new number by the original number
81 - 943 = -862
-862 ÷ 943 = -0.9141039236479321
-0.9141039236479321 x 100 = -91.41%