1060% is the change from 30 to 348
Calculation steps:
[( 348 - 30 ) ÷ 30] x 100 = 1060%
Formula
Percentage change = [(348 - 30) / 30] x 100
Subtract the new number by the original number
348 - 30 = 318
318 ÷ 30 = 10.6
10.6 x 100 = 1060%
Example