1010% is the change from 70 to 777
Calculation steps:
[( 777 - 70 ) ÷ 70] x 100 = 1010%
Formula
Percentage change = [(777 - 70) / 70] x 100
Subtract the new number by the original number
777 - 70 = 707
707 ÷ 70 = 10.1
10.1 x 100 = 1010%
Example