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a fost răspuns

efectuati adunarile: b)11 supra 25 + 3 supra 50 =
c)7 supra 12 + 5 supra 18 =

Răspuns :

Kitty200704

b)

[tex] \frac{11}{25} + \frac{3}{50} = \frac{22}{50} + \frac{3}{50} = \frac{25}{50} = \frac{1}{2} [/tex]

c)

[tex] \frac{7}{12} + \frac{5}{18} = \frac{21}{36} + \frac{10}{36} = \frac{31}{36} [/tex]

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