31.84% is the change from 647 to 853
Calculation steps:
[( 853 - 647 ) ÷ 647] x 100 = 31.84%
Formula
Percentage change = [(853 - 647) / 647] x 100
Subtract the new number by the original number
853 - 647 = 206
206 ÷ 647 = 0.31839258114374036
0.31839258114374036 x 100 = 31.84%