Question

1. Calcule as frações e, se possível, simplifique o resultado.


$e) \: \frac{7}{20} + \frac{1}{20} + \frac{7}{20}$

$f) \: \frac{5}{18} + \frac{11}{18} - \frac{13}{18}$

$g) \: \frac{7}{6} + \frac{4}{6} - \frac{5}{6} + \frac{3}{6} - \frac{9}{6}$

$h) \: \frac{1}{20} + \frac{3}{20} + \frac{11}{20} - \frac{7}{20}$

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Answer 1

e) 3/4
f)1/6
g) 0
h) 2/5