-56.98% is the change from 902 to 388
Calculation steps:
[( 388 - 902 ) ÷ 902] x 100 = -56.98%
Formula
Percentage change = [(388 - 902) / 902] x 100
Subtract the new number by the original number
388 - 902 = -514
-514 ÷ 902 = -0.5698447893569845
-0.5698447893569845 x 100 = -56.98%