215.63% is the change from 160 to 505
Calculation steps:
[( 505 - 160 ) ÷ 160] x 100 = 215.63%
Formula
Percentage change = [(505 - 160) / 160] x 100
Subtract the new number by the original number
505 - 160 = 345
345 ÷ 160 = 2.15625
2.15625 x 100 = 215.63%