41.13% is the change from 671 to 947
Calculation steps:
[( 947 - 671 ) ÷ 671] x 100 = 41.13%
Formula
Percentage change = [(947 - 671) / 671] x 100
Subtract the new number by the original number
947 - 671 = 276
276 ÷ 671 = 0.4113263785394933
0.4113263785394933 x 100 = 41.13%