45.17% is the change from 673 to 977
Calculation steps:
[( 977 - 673 ) ÷ 673] x 100 = 45.17%
Formula
Percentage change = [(977 - 673) / 673] x 100
Subtract the new number by the original number
977 - 673 = 304
304 ÷ 673 = 0.45170876671619614
0.45170876671619614 x 100 = 45.17%