336.92% is the change from 65 to 284
Calculation steps:
[( 284 - 65 ) ÷ 65] x 100 = 336.92%
Formula
Percentage change = [(284 - 65) / 65] x 100
Subtract the new number by the original number
284 - 65 = 219
219 ÷ 65 = 3.3692307692307693
3.3692307692307693 x 100 = 336.92%