-90.14% is the change from 943 to 93
Calculation steps:
[( 93 - 943 ) ÷ 943] x 100 = -90.14%
Formula
Percentage change = [(93 - 943) / 943] x 100
Subtract the new number by the original number
93 - 943 = -850
-850 ÷ 943 = -0.9013785790031813
-0.9013785790031813 x 100 = -90.14%