48.25% is the change from 657 to 974
Calculation steps:
[( 974 - 657 ) ÷ 657] x 100 = 48.25%
Formula
Percentage change = [(974 - 657) / 657] x 100
Subtract the new number by the original number
974 - 657 = 317
317 ÷ 657 = 0.4824961948249619
0.4824961948249619 x 100 = 48.25%