114.11% is the change from 397 to 850
Calculation steps:
[( 850 - 397 ) ÷ 397] x 100 = 114.11%
Formula
Percentage change = [(850 - 397) / 397] x 100
Subtract the new number by the original number
850 - 397 = 453
453 ÷ 397 = 1.141057934508816
1.141057934508816 x 100 = 114.11%