a)2+1/3
b)1/2+1/3+1/4
c)2+2/3+3/4
d)1.1/2+3.1/4
Soluções para a tarefa
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2
a)
![2 + \frac{1}{3} \\ \frac{2}{1} + \frac{1}{3} \\ \frac{2 \times 3}{2 \times 1} + \frac{1}{3} \\ \frac{2 \times 3}{3} + \frac{1}{3} \\ \frac{6}{3} + \frac{1}{3} \\ \frac{6 + 1}{3} \\ \frac{7}{3} \\ 2 \frac{1}{3} 2 + \frac{1}{3} \\ \frac{2}{1} + \frac{1}{3} \\ \frac{2 \times 3}{2 \times 1} + \frac{1}{3} \\ \frac{2 \times 3}{3} + \frac{1}{3} \\ \frac{6}{3} + \frac{1}{3} \\ \frac{6 + 1}{3} \\ \frac{7}{3} \\ 2 \frac{1}{3}](https://tex.z-dn.net/?f=2+%2B++%5Cfrac%7B1%7D%7B3%7D++%5C%5C++%5Cfrac%7B2%7D%7B1%7D++%2B++%5Cfrac%7B1%7D%7B3%7D++%5C%5C++%5Cfrac%7B2+%5Ctimes+3%7D%7B2+%5Ctimes+1%7D++%2B++%5Cfrac%7B1%7D%7B3%7D++%5C%5C++%5Cfrac%7B2+%5Ctimes+3%7D%7B3%7D++%2B++%5Cfrac%7B1%7D%7B3%7D++%5C%5C++%5Cfrac%7B6%7D%7B3%7D++%2B++%5Cfrac%7B1%7D%7B3%7D++%5C%5C++%5Cfrac%7B6+%2B+1%7D%7B3%7D++%5C%5C++%5Cfrac%7B7%7D%7B3%7D++%5C%5C+2+%5Cfrac%7B1%7D%7B3%7D+)
b)
![\frac{1}{2} + \frac{1}{3} + \frac{1}{4} \\ \frac{1 \times 6}{2 \times 6} + \frac{1 \times 4}{3 \times 4} + \frac{1 \times 3}{4 \times 3} \\ \frac{6}{12} + \frac{4}{12} + \frac{3}{12} \\ \frac{6 + 4 + 3}{12} \\ \frac{13}{12} \\ 1 \frac{1}{12} \frac{1}{2} + \frac{1}{3} + \frac{1}{4} \\ \frac{1 \times 6}{2 \times 6} + \frac{1 \times 4}{3 \times 4} + \frac{1 \times 3}{4 \times 3} \\ \frac{6}{12} + \frac{4}{12} + \frac{3}{12} \\ \frac{6 + 4 + 3}{12} \\ \frac{13}{12} \\ 1 \frac{1}{12}](https://tex.z-dn.net/?f=+%5Cfrac%7B1%7D%7B2%7D++%2B++%5Cfrac%7B1%7D%7B3%7D++%2B++%5Cfrac%7B1%7D%7B4%7D++%5C%5C++%5Cfrac%7B1+%5Ctimes+6%7D%7B2+%5Ctimes+6%7D++%2B++%5Cfrac%7B1+%5Ctimes+4%7D%7B3+%5Ctimes+4%7D++%2B++%5Cfrac%7B1+%5Ctimes+3%7D%7B4+%5Ctimes+3%7D++%5C%5C++%5Cfrac%7B6%7D%7B12%7D++%2B++%5Cfrac%7B4%7D%7B12%7D++%2B++%5Cfrac%7B3%7D%7B12%7D++%5C%5C++%5Cfrac%7B6+%2B+4+%2B+3%7D%7B12%7D++%5C%5C++%5Cfrac%7B13%7D%7B12%7D++%5C%5C+1+%5Cfrac%7B1%7D%7B12%7D+)
c)
![2 + \frac{2}{3} \\ \frac{24 + 8 + 9}{12} \\ \frac{41}{12} \\ 2 + \frac{2}{3} \\ \frac{24 + 8 + 9}{12} \\ \frac{41}{12} \\](https://tex.z-dn.net/?f=2+%2B++%5Cfrac%7B2%7D%7B3%7D++%5C%5C++%5Cfrac%7B24+%2B+8+%2B+9%7D%7B12%7D++%5C%5C++%5Cfrac%7B41%7D%7B12%7D++%5C%5C)
d)
![1 \times \frac{1}{2} + 3 \times \frac{1}{4} \\ \frac{1}{2} + 3 \times \frac{1}{4} \\ \frac{1}{2} + \frac{3}{4} \\ \frac{5}{4} 1 \times \frac{1}{2} + 3 \times \frac{1}{4} \\ \frac{1}{2} + 3 \times \frac{1}{4} \\ \frac{1}{2} + \frac{3}{4} \\ \frac{5}{4}](https://tex.z-dn.net/?f=1+%5Ctimes++%5Cfrac%7B1%7D%7B2%7D++%2B+3+%5Ctimes++%5Cfrac%7B1%7D%7B4%7D++%5C%5C++%5Cfrac%7B1%7D%7B2%7D++%2B+3+%5Ctimes++%5Cfrac%7B1%7D%7B4%7D++%5C%5C+%5Cfrac%7B1%7D%7B2%7D++%2B++%5Cfrac%7B3%7D%7B4%7D++%5C%5C++%5Cfrac%7B5%7D%7B4%7D+)
b)
c)
d)
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