46.82% is the change from 645 to 947
Calculation steps:
[( 947 - 645 ) ÷ 645] x 100 = 46.82%
Formula
Percentage change = [(947 - 645) / 645] x 100
Subtract the new number by the original number
947 - 645 = 302
302 ÷ 645 = 0.4682170542635659
0.4682170542635659 x 100 = 46.82%