136.41% is the change from 423 to 1000
Calculation steps:
[( 1000 - 423 ) ÷ 423] x 100 = 136.41%
Formula
Percentage change = [(1000 - 423) / 423] x 100
Subtract the new number by the original number
1000 - 423 = 577
577 ÷ 423 = 1.364066193853428
1.364066193853428 x 100 = 136.41%