84.42% is the change from 77 to 142
Calculation steps:
[( 142 - 77 ) ÷ 77] x 100 = 84.42%
Formula
Percentage change = [(142 - 77) / 77] x 100
Subtract the new number by the original number
142 - 77 = 65
65 ÷ 77 = 0.8441558441558441
0.8441558441558441 x 100 = 84.42%