34.07% is the change from 631 to 846
Calculation steps:
[( 846 - 631 ) ÷ 631] x 100 = 34.07%
Formula
Percentage change = [(846 - 631) / 631] x 100
Subtract the new number by the original number
846 - 631 = 215
215 ÷ 631 = 0.34072900158478603
0.34072900158478603 x 100 = 34.07%