64.95% is the change from 194 to 320
Calculation steps:
[( 320 - 194 ) ÷ 194] x 100 = 64.95%
Formula
Percentage change = [(320 - 194) / 194] x 100
Subtract the new number by the original number
320 - 194 = 126
126 ÷ 194 = 0.6494845360824743
0.6494845360824743 x 100 = 64.95%