145.64% is the change from 390 to 958
Calculation steps:
[( 958 - 390 ) ÷ 390] x 100 = 145.64%
Formula
Percentage change = [(958 - 390) / 390] x 100
Subtract the new number by the original number
958 - 390 = 568
568 ÷ 390 = 1.4564102564102563
1.4564102564102563 x 100 = 145.64%