9.46% is the change from 645 to 706
Calculation steps:
[( 706 - 645 ) ÷ 645] x 100 = 9.46%
Formula
Percentage change = [(706 - 645) / 645] x 100
Subtract the new number by the original number
706 - 645 = 61
61 ÷ 645 = 0.09457364341085271
0.09457364341085271 x 100 = 9.46%