775.56% is the change from 45 to 394
Calculation steps:
[( 394 - 45 ) ÷ 45] x 100 = 775.56%
Formula
Percentage change = [(394 - 45) / 45] x 100
Subtract the new number by the original number
394 - 45 = 349
349 ÷ 45 = 7.7555555555555555
7.7555555555555555 x 100 = 775.56%