It is: 13+4+3+12 = 32 and 32/4 = 8 which is the mean average
Chat with our AI personalities
3/4+1/3= 9/12+4/12= 13/12
1 and 1/12 3 and 1/4 = 13/4. Divide this by 3 = 13/12 = 1 and 1/12
1/3 + 3/4 = 4/12 + 9/12 = 13/12 = 1 and 1/12
(11/3) - (13/4) = (44/12) - (39/12) = 5/12
-1/3 x -12/13 = + 4/13