
Operações com Racionais e Representação
Authored by LETICIA ABBEG
Science
1st Grade
Used 1+ times

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15 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Adicione as frações \(\frac{3}{4}\) e \(\frac{2}{5}\).
\(\frac{5}{9}\)
\(\frac{23}{20}\)
\(\frac{19}{20}\)
\(\frac{29}{20}\)
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Subtraia a fração \(\frac{5}{8}\) de \(\frac{3}{4}\).
\(\frac{1}{8}\)
\(\frac{1}{4}\)
\(\frac{3}{8}\)
\(\frac{1}{2}\)
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Multiplique as frações \(\frac{2}{3}\) e \(\frac{4}{5}\).
\(\frac{8}{15}\)
\(\frac{8}{10}\)
\(\frac{6}{15}\)
\(\frac{10}{15}\)
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Divida a fração \(\frac{7}{9}\) por \(\frac{2}{3}\).
\(\frac{14}{27}\)
\(\frac{21}{18}\)
\(\frac{7}{6}\)
\(\frac{9}{14}\)
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é a representação decimal da fração \(\frac{5}{8}\)?
0.75
0.625
0.5
0.8
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Localize o número racional \(\frac{3}{5}\) na reta numérica.
Entre 0.4 e 0.5
Entre 0.5 e 0.6
Entre 0.6 e 0.7
Entre 0.7 e 0.8
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Adicione as frações \(\frac{1}{6}\) e \(\frac{1}{3}\).
\(\frac{1}{2}\)
\(\frac{2}{3}\)
\(\frac{1}{4}\)
\(\frac{5}{6}\)
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