66
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(-33/91) / (-3/77) =(33/91) / (3/77) = (33/91) * (77/3) = (11/91)*(77/1) =(11/13)*(11/1) = 121/13(-33/91) / (-3/77) =(33/91) / (3/77) = (33/91) * (77/3) = (11/91)*(77/1) =(11/13)*(11/1) = 121/13(-33/91) / (-3/77) =(33/91) / (3/77) = (33/91) * (77/3) = (11/91)*(77/1) =(11/13)*(11/1) = 121/13(-33/91) / (-3/77) =(33/91) / (3/77) = (33/91) * (77/3) = (11/91)*(77/1) =(11/13)*(11/1) = 121/13
If 11 + X = 77, X = 66. What you have to do is 77 - 66, and that = 11!
The greatest common factor of the numbers 44 and 77 is 11.
The GCF is 11.
The numbers 1, 7, 11, and 77 go equally into 77. 1 x 77 = 77 7 x 11 = 77