34.54% is the change from 634 to 853
Calculation steps:
[( 853 - 634 ) ÷ 634] x 100 = 34.54%
Formula
Percentage change = [(853 - 634) / 634] x 100
Subtract the new number by the original number
853 - 634 = 219
219 ÷ 634 = 0.34542586750788645
0.34542586750788645 x 100 = 34.54%