421.47% is the change from 163 to 850
Calculation steps:
[( 850 - 163 ) ÷ 163] x 100 = 421.47%
Formula
Percentage change = [(850 - 163) / 163] x 100
Subtract the new number by the original number
850 - 163 = 687
687 ÷ 163 = 4.214723926380368
4.214723926380368 x 100 = 421.47%