40% is the change from 610 to 854
Calculation steps:
[( 854 - 610 ) ÷ 610] x 100 = 40%
Formula
Percentage change = [(854 - 610) / 610] x 100
Subtract the new number by the original number
854 - 610 = 244
244 ÷ 610 = 0.4
0.4 x 100 = 40%
Example