142.07% is the change from 397 to 961
Calculation steps:
[( 961 - 397 ) ÷ 397] x 100 = 142.07%
Formula
Percentage change = [(961 - 397) / 397] x 100
Subtract the new number by the original number
961 - 397 = 564
564 ÷ 397 = 1.420654911838791
1.420654911838791 x 100 = 142.07%