tolong kak pake cara
1.
[tex]\frac{2}{5} - \frac{2}{7} \\ = \frac{14 - 10}{35} \\ = \frac{4}{35} [/tex]
2.
[tex]2 \frac{2}{5} + 1 \frac{2}{3} \\ = 3 \frac{6 + 10}{15} \\ = 3\frac{16}{15} \\ = 4 \frac{1}{15} [/tex]
3.
[tex]\frac{1}{5} + \frac{2}{6} \\ = \frac{6 + 10}{30} \\ = \frac{16}{30} \\ = \frac{8}{15} [/tex]
4.
[tex]\frac{2}{3} - \frac{3}{5} \\ = \frac{10 - 9}{15} \\ = \frac{1}{15} [/tex]
5.
[tex]2 \frac{4}{10} \\ = \frac{24}{10} \\ = 2.4[/tex]
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