
Explorando Números Racionais

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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