126.47% is the change from 34 to 77
Calculation steps:
[( 77 - 34 ) ÷ 34] x 100 = 126.47%
Formula
Percentage change = [(77 - 34) / 34] x 100
Subtract the new number by the original number
77 - 34 = 43
43 ÷ 34 = 1.2647058823529411
1.2647058823529411 x 100 = 126.47%