506.9% is the change from 145 to 880
Calculation steps:
[( 880 - 145 ) ÷ 145] x 100 = 506.9%
Formula
Percentage change = [(880 - 145) / 145] x 100
Subtract the new number by the original number
880 - 145 = 735
735 ÷ 145 = 5.068965517241379
5.068965517241379 x 100 = 506.9%