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Предизвикателството на обикновените дроби

Authored by Yulia Genova

Mathematics

5th Grade

Used 165+ times

Предизвикателството на обикновените дроби
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17 questions

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1.

MULTIPLE SELECT QUESTION

1 min • 1 pt

Кои са неправилните дроби?

15524\frac{155}{24}

125451\frac{125}{451}

420\frac{4}{20}

54\frac{5}{4}

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Сравнете дробите  2530\frac{25}{30} и  1012\frac{10}{12}   

<

>

=

не мога да определя

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Коя дроб е най-голяма?

29\frac{2}{9}

78\frac{7}{8}

37\frac{3}{7}

47\frac{4}{7}

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Коя дроб е по-голяма от  16\frac{1}{6}  , но по-малка от  25\frac{2}{5}  ?

 17\frac{1}{7}  

 15\frac{1}{5}  

 113\frac{1}{13}  

 12\frac{1}{2}  

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Отбележете невярното равенство.

1463=29\frac{14}{63}=\frac{2}{9}

35=2135\frac{3}{5}=\frac{21}{35}

5680=78\frac{56}{80}=\frac{7}{8}

57=1521\frac{5}{7}=\frac{15}{21}

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Кой пример е решен грешно?

749249=57\frac{4}{9}-2\frac{4}{9}=5

138+21112=47241\frac{3}{8}+2\frac{11}{12}=4\frac{7}{24}

4213=2234-2\frac{1}{3}=2\frac{2}{3}

8372=6378\frac{3}{7}-2=6\frac{3}{7}

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

 34+314=?\frac{3}{4}+\frac{3}{14}=?  

 1314\frac{13}{14}  

 614\frac{6}{14}  

 618\frac{6}{18}  

 2728\frac{27}{28}  

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