146.45% is the change from 394 to 971
Calculation steps:
[( 971 - 394 ) ÷ 394] x 100 = 146.45%
Formula
Percentage change = [(971 - 394) / 394] x 100
Subtract the new number by the original number
971 - 394 = 577
577 ÷ 394 = 1.4644670050761421
1.4644670050761421 x 100 = 146.45%