293.85% is the change from 65 to 256
Calculation steps:
[( 256 - 65 ) ÷ 65] x 100 = 293.85%
Formula
Percentage change = [(256 - 65) / 65] x 100
Subtract the new number by the original number
256 - 65 = 191
191 ÷ 65 = 2.9384615384615387
2.9384615384615387 x 100 = 293.85%