338.46% is the change from 65 to 285
Calculation steps:
[( 285 - 65 ) ÷ 65] x 100 = 338.46%
Formula
Percentage change = [(285 - 65) / 65] x 100
Subtract the new number by the original number
285 - 65 = 220
220 ÷ 65 = 3.3846153846153846
3.3846153846153846 x 100 = 338.46%