133.73% is the change from 424 to 991
Calculation steps:
[( 991 - 424 ) ÷ 424] x 100 = 133.73%
Formula
Percentage change = [(991 - 424) / 424] x 100
Subtract the new number by the original number
991 - 424 = 567
567 ÷ 424 = 1.3372641509433962
1.3372641509433962 x 100 = 133.73%