2751.85% is the change from 27 to 770
Calculation steps:
[( 770 - 27 ) ÷ 27] x 100 = 2751.85%
Formula
Percentage change = [(770 - 27) / 27] x 100
Subtract the new number by the original number
770 - 27 = 743
743 ÷ 27 = 27.51851851851852
27.51851851851852 x 100 = 2751.85%