20.98% is the change from 634 to 767
Calculation steps:
[( 767 - 634 ) ÷ 634] x 100 = 20.98%
Formula
Percentage change = [(767 - 634) / 634] x 100
Subtract the new number by the original number
767 - 634 = 133
133 ÷ 634 = 0.20977917981072555
0.20977917981072555 x 100 = 20.98%