593.33% is the change from 45 to 312
Calculation steps:
[( 312 - 45 ) ÷ 45] x 100 = 593.33%
Formula
Percentage change = [(312 - 45) / 45] x 100
Subtract the new number by the original number
312 - 45 = 267
267 ÷ 45 = 5.933333333333334
5.933333333333334 x 100 = 593.33%