Is 0.77 bigger than o.o7 7.7 0.077?

Yes, 0.77 is bigger than 0.07, 7.7, and 0.077. When comparing these numbers, 0.77 is greater than both 0.07 and 0.077, while 7.7 is actually larger than 0.77. Therefore, among the numbers listed, 7.7 is the largest, followed by 0.77.