-97.13% is the change from 348 to 10
Calculation steps:
[( 10 - 348 ) ÷ 348] x 100 = -97.13%
Formula
Percentage change = [(10 - 348) / 348] x 100
Subtract the new number by the original number
10 - 348 = -338
-338 ÷ 348 = -0.9712643678160919
-0.9712643678160919 x 100 = -97.13%