berapa hasilnya 2 3/4+3 2/3-4 1/2?

[tex]2 \frac{3}{4} + 3 \frac{2}{3} - 4 \frac{1}{2} \\ = \frac{11}{4} + \frac{11}{3} - \frac{9}{2} \\ = \frac{33+44-54}{12} \\ = \frac{23}{12} \\ = 1 \frac{11}{12} [/tex]