-33.16% is the change from 938 to 627
Calculation steps:
[( 627 - 938 ) ÷ 938] x 100 = -33.16%
Formula
Percentage change = [(627 - 938) / 938] x 100
Subtract the new number by the original number
627 - 938 = -311
-311 ÷ 938 = -0.3315565031982942
-0.3315565031982942 x 100 = -33.16%