123.53% is the change from 170 to 380
Calculation steps:
[( 380 - 170 ) ÷ 170] x 100 = 123.53%
Formula
Percentage change = [(380 - 170) / 170] x 100
Subtract the new number by the original number
380 - 170 = 210
210 ÷ 170 = 1.2352941176470589
1.2352941176470589 x 100 = 123.53%