Quiz about 6.osztály törtekkel végzett műveletek

Question 1

Melyik a legnagyobb?

Accepted Answer

$$\frac{3}{4}$$

Answer

$$\frac{5}{7}$$

Answer

$$-\frac{2}{9}$$

Answer

$$\frac{16}{21}$$

Question 2

$$\frac{7}{8}+\frac{2}{3}=$$

Accepted Answer

$$\frac{37}{24}$$

Answer

$$\frac{9}{11}$$

Answer

$$\frac{5}{24}$$

Answer

$$\frac{26}{18}$$

Question 3

$$5\ \frac{11}{12}+2\ \frac{5}{6}=$$

Accepted Answer

$$\frac{105}{12}$$

Accepted Answer

$$\frac{35}{4}$$

Answer

$$\frac{105}{6}$$

Answer

$$\frac{115}{12}$$

Question 4

$$\frac{5}{7}-\frac{3}{2}=$$

Accepted Answer

$$-\frac{11}{14}$$

Answer

$$\frac{2}{5}$$

Answer

$$\frac{11}{14}$$

Answer

$$-\frac{11}{7}$$

Question 5

$$4\ \frac{5}{8}-\frac{70}{16}=$$

Accepted Answer

$$\frac{4}{16}$$

Accepted Answer

$$\frac{1}{4}$$

Answer

$$-\frac{4}{16}$$

Answer

$$-\frac{33}{16}$$

Question 6

$$\frac{16}{15}\cdot3=$$

Accepted Answer

$$\frac{16}{5}$$

Accepted Answer

$$\frac{48}{15}$$

Answer

$$\frac{16}{45}$$

Question 7

$$\frac{5}{42}\cdot6=$$

Accepted Answer

$$\frac{5}{7}$$

Accepted Answer

$$\frac{30}{42}$$

Answer

$$\frac{10}{21}$$

Question 8

$$\frac{3}{4}\cdot\frac{7}{12}=$$

Accepted Answer

$$\frac{21}{48}$$

Accepted Answer

$$\frac{7}{16}$$

Answer

$$\frac{36}{28}$$

Answer

$$\frac{10}{48}$$

Question 9

$$\frac{7}{3}\cdot\frac{12}{35}=$$

Accepted Answer

$$\frac{4}{5}$$

Answer

$$\frac{84}{70}$$

Answer

$$\frac{19}{38}$$

Question 10

Mi a reciproka a (-4)-nek?

Accepted Answer

$$-\frac{1}{4}$$

Answer

Answer

$$\frac{1}{4}$$

Question 11

Mi a reciproka a $$\left(\frac{2}{5}\right)-nek?$$

Accepted Answer

$$\frac{5}{2}$$

Answer

Answer

$$-\frac{5}{2}$$

Question 12

$$\frac{30}{20}:5=$$

Accepted Answer

$$\frac{6}{20}$$

Accepted Answer

$$\frac{3}{10}$$

Answer

$$\frac{6}{4}$$

Answer

$$\frac{30}{4}$$

Question 13

$$3\ \frac{4}{7}:6=$$

Accepted Answer

$$\frac{25}{42}$$

Answer

$$\frac{42}{25}$$

Answer

$$\frac{4}{7}$$

Question 14

$$\frac{3}{7}:\frac{7}{3}=$$

Accepted Answer

$$\frac{9}{49}$$

Answer

$$\frac{21}{21}$$

Answer

$$\frac{3}{15}$$

Question 15

$$\frac{14}{15}:\frac{7}{5}=$$

Accepted Answer

$$\frac{2}{3}$$

Answer

$$\frac{2}{15}$$

Answer

$$\frac{2}{5}$$

Answer

$$\frac{7}{3}$$

Question 16

$$\frac{3}{5}+\frac{24}{5}:4=$$

Accepted Answer

$$\frac{9}{5}$$

Answer

$$\frac{7}{5}$$

Question 17

$$\left(\frac{4}{12}-\frac{3}{24}\right)\cdot\left(-\frac{3}{2}\right)=$$

Accepted Answer

$$-\frac{5}{16}$$

Answer

$$\frac{5}{16}$$

Answer

$$\frac{15}{48}$$

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