36.61% is the change from 620 to 847
Calculation steps:
[( 847 - 620 ) ÷ 620] x 100 = 36.61%
Formula
Percentage change = [(847 - 620) / 620] x 100
Subtract the new number by the original number
847 - 620 = 227
227 ÷ 620 = 0.36612903225806454
0.36612903225806454 x 100 = 36.61%