-83.58% is the change from 938 to 154
Calculation steps:
[( 154 - 938 ) ÷ 938] x 100 = -83.58%
Formula
Percentage change = [(154 - 938) / 938] x 100
Subtract the new number by the original number
154 - 938 = -784
-784 ÷ 938 = -0.835820895522388
-0.835820895522388 x 100 = -83.58%