3700% is the change from 10 to 380
Calculation steps:
[( 380 - 10 ) ÷ 10] x 100 = 3700%
Formula
Percentage change = [(380 - 10) / 10] x 100
Subtract the new number by the original number
380 - 10 = 370
370 ÷ 10 = 37
37 x 100 = 3700%
Example