2182.35% is the change from 17 to 388
Calculation steps:
[( 388 - 17 ) ÷ 17] x 100 = 2182.35%
Formula
Percentage change = [(388 - 17) / 17] x 100
Subtract the new number by the original number
388 - 17 = 371
371 ÷ 17 = 21.823529411764707
21.823529411764707 x 100 = 2182.35%