117.7% is the change from 305 to 664
Calculation steps:
[( 664 - 305 ) ÷ 305] x 100 = 117.7%
Formula
Percentage change = [(664 - 305) / 305] x 100
Subtract the new number by the original number
664 - 305 = 359
359 ÷ 305 = 1.1770491803278689
1.1770491803278689 x 100 = 117.7%