9400% is the change from 4 to 380
Calculation steps:
[( 380 - 4 ) ÷ 4] x 100 = 9400%
Formula
Percentage change = [(380 - 4) / 4] x 100
Subtract the new number by the original number
380 - 4 = 376
376 ÷ 4 = 94
94 x 100 = 9400%
Example