147.07% is the change from 393 to 971
Calculation steps:
[( 971 - 393 ) ÷ 393] x 100 = 147.07%
Formula
Percentage change = [(971 - 393) / 393] x 100
Subtract the new number by the original number
971 - 393 = 578
578 ÷ 393 = 1.470737913486005
1.470737913486005 x 100 = 147.07%