-42.86% is the change from 938 to 536
Calculation steps:
[( 536 - 938 ) ÷ 938] x 100 = -42.86%
Formula
Percentage change = [(536 - 938) / 938] x 100
Subtract the new number by the original number
536 - 938 = -402
-402 ÷ 938 = -0.42857142857142855
-0.42857142857142855 x 100 = -42.86%