1160% is the change from 30 to 378
Calculation steps:
[( 378 - 30 ) ÷ 30] x 100 = 1160%
Formula
Percentage change = [(378 - 30) / 30] x 100
Subtract the new number by the original number
378 - 30 = 348
348 ÷ 30 = 11.6
11.6 x 100 = 1160%
Example