C.Addition and Subtraction
1.
[tex] \frac{5}{9 } + \frac{3}{9} = [/tex]
2.
[tex] \frac{6}{20} + \frac{5}{8} = [/tex]
3.
[tex] \frac{6}{16} + \frac{5}{16} = [/tex]
4.
[tex] \frac{4}{9} + \frac{5}{18} = [/tex]
5.
[tex]6 \times \frac{2}{4} + 2 \times \frac{3}{4} = [/tex]
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