Explorando Números Racionais

Explorando Números Racionais

9th Grade

15 Qs

quiz-placeholder

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Explorando Números Racionais

Explorando Números Racionais

Assessment

Quiz

Mathematics

9th Grade

Hard

FREE Resource

15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Qual das frações abaixo é equivalente a <katex latex="\frac{2}{5}"></katex>?

<katex latex="\frac{4}{15}"></katex>

<katex latex="\frac{6}{15}"></katex>

<katex latex="\frac{8}{20}"></katex>

<katex latex="\frac{3}{10}"></katex>

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Converta a fração <katex latex="\frac{3}{4}"></katex> para decimal.

<katex latex="0,25"></katex>

<katex latex="0,5"></katex>

<katex latex="0,75"></katex>

<katex latex="1,25"></katex>

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Qual das opções representa corretamente o número <katex latex="-0,6"></katex> na forma de fração irredutível?

<katex latex="-\frac{3}{5}"></katex>

<katex latex="-\frac{6}{10}"></katex>

<katex latex="-\frac{2}{3}"></katex>

<katex latex="-\frac{6}{100}"></katex>

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Qual das frações abaixo é equivalente a <katex latex="\frac{5}{8}"></katex>?

<katex latex="\frac{10}{16}"></katex>

<katex latex="\frac{15}{24}"></katex>

<katex latex="\frac{20}{40}"></katex>

<katex latex="\frac{25}{64}"></katex>

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Qual é a representação decimal de <katex latex="\frac{7}{10}"></katex>?

<katex latex="0,07"></katex>

<katex latex="0,7"></katex>

<katex latex="0,77"></katex>

<katex latex="0,17"></katex>

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Qual dos seguintes números está mais à direita na reta numérica?

<katex latex="-\frac{1}{2}"></katex>

<katex latex="0"></katex>

<katex latex="-\frac{3}{4}"></katex>

<katex latex="-\frac{1}{4}"></katex>

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Qual das opções representa corretamente <katex latex="1,25"></katex> como fração irredutível?

<katex latex="\frac{5}{4}"></katex>

<katex latex="\frac{6}{5}"></katex>

<katex latex="\frac{3}{2}"></katex>

<katex latex="\frac{5}{2}"></katex>

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