12.78% is the change from 634 to 715
Calculation steps:
[( 715 - 634 ) ÷ 634] x 100 = 12.78%
Formula
Percentage change = [(715 - 634) / 634] x 100
Subtract the new number by the original number
715 - 634 = 81
81 ÷ 634 = 0.1277602523659306
0.1277602523659306 x 100 = 12.78%