1804.44% is the change from 45 to 857
Calculation steps:
[( 857 - 45 ) ÷ 45] x 100 = 1804.44%
Formula
Percentage change = [(857 - 45) / 45] x 100
Subtract the new number by the original number
857 - 45 = 812
812 ÷ 45 = 18.044444444444444
18.044444444444444 x 100 = 1804.44%