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Operações com Racionais e Representação

Authored by LETICIA ABBEG

Science

1st Grade

Used 1+ times

Operações com Racionais e Representação
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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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