1. 6/4 + 7/5
2. 3/7 + 5/4
3. 8/6 + 7/4
4. 9/3 + 3/6
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Jawaban:
Penyelesaian :
[tex]\begin{gathered} \begin{gathered}\begin{gathered}\boxed{\boxed{\begin{array}{c}\rm \underline \red{Nomor \: 1. } \\ \\ \sf{ = \frac{6}{4} + \frac{7}{5} } \\ \\ \sf{ = \frac{30 \: + \: 28}{20} } \\ \\ \sf{ = \frac{58}{20} } \: \: \: \: \: \: \: \\ \\\sf{ = \frac{29}{10} } \: \: \: \: \: \: \: \\ \\ \underline{ \boxed{ \red{ \sf{ =2 \frac{9}{10} }}}} \: \: \end{array}}}\end{gathered} \end{gathered} \end{gathered} \\ \\ \begin{gathered} \begin{gathered}\begin{gathered}\boxed{\boxed{\begin{array}{c}\rm \underline \blue{Nomor \: 2. } \\ \\ \sf{ = \frac{3}{7} + \frac{5}{4} } \\ \\ \sf{ = \frac{ 12 \: + \: 35}{28} } \\ \\ \sf{ = \frac{47}{28} } \: \: \: \: \: \: \: \\ \\ \underline{ \boxed{ \red{ \sf{ =1 \frac{19}{28} }}}} \: \: \end{array}}}\end{gathered} \end{gathered} \end{gathered} \\ \\ \begin{gathered} \begin{gathered}\begin{gathered}\boxed{\boxed{\begin{array}{c}\rm \underline \pink{Nomor \: 3. } \\ \\ \sf{ = \frac{8}{6} + \frac{7}{4} } \\ \\ \sf{ = \frac{32 \: + \: 42}{24} } \\ \\ \sf{ = \frac{74}{24} } \\ \\ \sf{ = \frac{37}{12} }\\ \\ \underline{ \boxed{ \red{ \sf{ = 3 \frac{1}{12} }}}}\end{array}}}\end{gathered} \end{gathered} \end{gathered} \\ \\ \begin{gathered} \begin{gathered}\begin{gathered}\boxed{\boxed{\begin{array}{c}\rm \underline \purple{Nomor \: 4. } \\ \\ \sf{ = \frac{9}{3} + \frac{3}{6} } \\ \\ \sf{ = \frac{18 \: + \: 3}{6} } \\ \\ \sf{ = \frac{21}{6} } \: \: \: \: \: \\ \\ \sf{ = \frac{7}{2} } \: \: \: \: \: \: \\ \\ \underline{ \boxed{ \red{ \sf{ = 3 \frac{1}{2} }}}} \: \end{array}}}\end{gathered} \end{gathered} \end{gathered}[/tex]
[answer.2.content]
