33.12% is the change from 634 to 844
Calculation steps:
[( 844 - 634 ) ÷ 634] x 100 = 33.12%
Formula
Percentage change = [(844 - 634) / 634] x 100
Subtract the new number by the original number
844 - 634 = 210
210 ÷ 634 = 0.3312302839116719
0.3312302839116719 x 100 = 33.12%