8% is the change from 850 to 918
Calculation steps:
[( 918 - 850 ) ÷ 850] x 100 = 8%
Formula
Percentage change = [(918 - 850) / 850] x 100
Subtract the new number by the original number
918 - 850 = 68
68 ÷ 850 = 0.08
0.08 x 100 = 8%
Example