145.84% is the change from 397 to 976
Calculation steps:
[( 976 - 397 ) ÷ 397] x 100 = 145.84%
Formula
Percentage change = [(976 - 397) / 397] x 100
Subtract the new number by the original number
976 - 397 = 579
579 ÷ 397 = 1.4584382871536523
1.4584382871536523 x 100 = 145.84%