143.33% is the change from 390 to 949
Calculation steps:
[( 949 - 390 ) ÷ 390] x 100 = 143.33%
Formula
Percentage change = [(949 - 390) / 390] x 100
Subtract the new number by the original number
949 - 390 = 559
559 ÷ 390 = 1.4333333333333333
1.4333333333333333 x 100 = 143.33%