31.44% is the change from 617 to 811
Calculation steps:
[( 811 - 617 ) ÷ 617] x 100 = 31.44%
Formula
Percentage change = [(811 - 617) / 617] x 100
Subtract the new number by the original number
811 - 617 = 194
194 ÷ 617 = 0.31442463533225284
0.31442463533225284 x 100 = 31.44%