[tex]12 \frac{2}{3} + 3 \frac{4}{5} \times 4 \frac{5}{9} [/tex]

[tex]12 \frac{2}{3} + 3 \frac{4}{5} \times 4 \frac{5}{9} = 15 \frac{22}{15} = \frac{247}{15} \times \frac{41}{9} = \frac{10.127}{135} = 75 \frac{2}{135} \\ \\ semoga \: membantu...[/tex]
semoga membantu...