875.56% is the change from 45 to 439
Calculation steps:
[( 439 - 45 ) ÷ 45] x 100 = 875.56%
Formula
Percentage change = [(439 - 45) / 45] x 100
Subtract the new number by the original number
439 - 45 = 394
394 ÷ 45 = 8.755555555555556
8.755555555555556 x 100 = 875.56%