-36.99% is the change from 938 to 591
Calculation steps:
[( 591 - 938 ) ÷ 938] x 100 = -36.99%
Formula
Percentage change = [(591 - 938) / 938] x 100
Subtract the new number by the original number
591 - 938 = -347
-347 ÷ 938 = -0.3699360341151386
-0.3699360341151386 x 100 = -36.99%