158.87% is the change from 124 to 321
Calculation steps:
[( 321 - 124 ) ÷ 124] x 100 = 158.87%
Formula
Percentage change = [(321 - 124) / 124] x 100
Subtract the new number by the original number
321 - 124 = 197
197 ÷ 124 = 1.5887096774193548
1.5887096774193548 x 100 = 158.87%