-83.8% is the change from 938 to 152
Calculation steps:
[( 152 - 938 ) ÷ 938] x 100 = -83.8%
Formula
Percentage change = [(152 - 938) / 938] x 100
Subtract the new number by the original number
152 - 938 = -786
-786 ÷ 938 = -0.837953091684435
-0.837953091684435 x 100 = -83.8%