375.76% is the change from 66 to 314
Calculation steps:
[( 314 - 66 ) ÷ 66] x 100 = 375.76%
Formula
Percentage change = [(314 - 66) / 66] x 100
Subtract the new number by the original number
314 - 66 = 248
248 ÷ 66 = 3.757575757575758
3.757575757575758 x 100 = 375.76%