1013.33% is the change from 45 to 501
Calculation steps:
[( 501 - 45 ) ÷ 45] x 100 = 1013.33%
Formula
Percentage change = [(501 - 45) / 45] x 100
Subtract the new number by the original number
501 - 45 = 456
456 ÷ 45 = 10.133333333333333
10.133333333333333 x 100 = 1013.33%