42.77% is the change from 671 to 958
Calculation steps:
[( 958 - 671 ) ÷ 671] x 100 = 42.77%
Formula
Percentage change = [(958 - 671) / 671] x 100
Subtract the new number by the original number
958 - 671 = 287
287 ÷ 671 = 0.4277198211624441
0.4277198211624441 x 100 = 42.77%