Respuesta :

i think it’s 2 & 3/4 or 5/4

Step-by-step explanation:

2/1 + 3/4 = 11/4

because when we substract or add we multiply in a cross.So 2×4+3×1=8+3=11 then we put the exterminator which is the smallest common multipler between 1 and 4 and that is 4 so 11/4