146.35% is the change from 397 to 978
Calculation steps:
[( 978 - 397 ) ÷ 397] x 100 = 146.35%
Formula
Percentage change = [(978 - 397) / 397] x 100
Subtract the new number by the original number
978 - 397 = 581
581 ÷ 397 = 1.4634760705289673
1.4634760705289673 x 100 = 146.35%