457.97% is the change from 138 to 770
Calculation steps:
[( 770 - 138 ) ÷ 138] x 100 = 457.97%
Formula
Percentage change = [(770 - 138) / 138] x 100
Subtract the new number by the original number
770 - 138 = 632
632 ÷ 138 = 4.579710144927536
4.579710144927536 x 100 = 457.97%