5400% is the change from 7 to 385
Calculation steps:
[( 385 - 7 ) ÷ 7] x 100 = 5400%
Formula
Percentage change = [(385 - 7) / 7] x 100
Subtract the new number by the original number
385 - 7 = 378
378 ÷ 7 = 54
54 x 100 = 5400%
Example