1377.78% is the change from 45 to 665
Calculation steps:
[( 665 - 45 ) ÷ 45] x 100 = 1377.78%
Formula
Percentage change = [(665 - 45) / 45] x 100
Subtract the new number by the original number
665 - 45 = 620
620 ÷ 45 = 13.777777777777779
13.777777777777779 x 100 = 1377.78%