-98.03% is the change from 356 to 7
Calculation steps:
[( 7 - 356 ) ÷ 356] x 100 = -98.03%
Formula
Percentage change = [(7 - 356) / 356] x 100
Subtract the new number by the original number
7 - 356 = -349
-349 ÷ 356 = -0.9803370786516854
-0.9803370786516854 x 100 = -98.03%