146.01% is the change from 313 to 770
Calculation steps:
[( 770 - 313 ) ÷ 313] x 100 = 146.01%
Formula
Percentage change = [(770 - 313) / 313] x 100
Subtract the new number by the original number
770 - 313 = 457
457 ÷ 313 = 1.4600638977635783
1.4600638977635783 x 100 = 146.01%