450.72% is the change from 69 to 380
Calculation steps:
[( 380 - 69 ) ÷ 69] x 100 = 450.72%
Formula
Percentage change = [(380 - 69) / 69] x 100
Subtract the new number by the original number
380 - 69 = 311
311 ÷ 69 = 4.507246376811594
4.507246376811594 x 100 = 450.72%