3380% is the change from 10 to 348
Calculation steps:
[( 348 - 10 ) ÷ 10] x 100 = 3380%
Formula
Percentage change = [(348 - 10) / 10] x 100
Subtract the new number by the original number
348 - 10 = 338
338 ÷ 10 = 33.8
33.8 x 100 = 3380%
Example