83.78% is the change from 407 to 748
Calculation steps:
[( 748 - 407 ) ÷ 407] x 100 = 83.78%
Formula
Percentage change = [(748 - 407) / 407] x 100
Subtract the new number by the original number
748 - 407 = 341
341 ÷ 407 = 0.8378378378378378
0.8378378378378378 x 100 = 83.78%