64.2% is the change from 514 to 844
Calculation steps:
[( 844 - 514 ) ÷ 514] x 100 = 64.2%
Formula
Percentage change = [(844 - 514) / 514] x 100
Subtract the new number by the original number
844 - 514 = 330
330 ÷ 514 = 0.642023346303502
0.642023346303502 x 100 = 64.2%