121.73% is the change from 336 to 745
Calculation steps:
[( 745 - 336 ) ÷ 336] x 100 = 121.73%
Formula
Percentage change = [(745 - 336) / 336] x 100
Subtract the new number by the original number
745 - 336 = 409
409 ÷ 336 = 1.2172619047619047
1.2172619047619047 x 100 = 121.73%