Hasil dari 81 1 per 4 - 125 1 ler 3 + 4 3 per 2

Mapel : Matematika

Bab : Operasi Penjumlahan
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[tex] = 81 \frac{1}{4} - 125\frac{1}{3} + 4 \frac{3}{2} \\ \\ = \frac{325}{4} - \frac{376}{3} + \frac{11}{2} \\ \\ = \frac{975}{12} - \frac{1504}{12} + \frac{66}{12} \\ \\ = - \frac{463}{12} \\ \\ = - 38 \frac{7}{12} [/tex]