123.68% is the change from 380 to 850
Calculation steps:
[( 850 - 380 ) ÷ 380] x 100 = 123.68%
Formula
Percentage change = [(850 - 380) / 380] x 100
Subtract the new number by the original number
850 - 380 = 470
470 ÷ 380 = 1.236842105263158
1.236842105263158 x 100 = 123.68%