47.61% is the change from 670 to 989
Calculation steps:
[( 989 - 670 ) ÷ 670] x 100 = 47.61%
Formula
Percentage change = [(989 - 670) / 670] x 100
Subtract the new number by the original number
989 - 670 = 319
319 ÷ 670 = 0.4761194029850746
0.4761194029850746 x 100 = 47.61%