-90.11% is the change from 940 to 93
Calculation steps:
[( 93 - 940 ) ÷ 940] x 100 = -90.11%
Formula
Percentage change = [(93 - 940) / 940] x 100
Subtract the new number by the original number
93 - 940 = -847
-847 ÷ 940 = -0.9010638297872341
-0.9010638297872341 x 100 = -90.11%