-42.74% is the change from 943 to 540
Calculation steps:
[( 540 - 943 ) ÷ 943] x 100 = -42.74%
Formula
Percentage change = [(540 - 943) / 943] x 100
Subtract the new number by the original number
540 - 943 = -403
-403 ÷ 943 = -0.42735949098621423
-0.42735949098621423 x 100 = -42.74%