167.3% is the change from 318 to 850
Calculation steps:
[( 850 - 318 ) ÷ 318] x 100 = 167.3%
Formula
Percentage change = [(850 - 318) / 318] x 100
Subtract the new number by the original number
850 - 318 = 532
532 ÷ 318 = 1.6729559748427674
1.6729559748427674 x 100 = 167.3%