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Сложение и вычитание обыкновенных дробей

Authored by Rimma Khabirovna

Mathematics

5th Grade

Used 168+ times

Сложение и вычитание обыкновенных дробей
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10 questions

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1.

MULTIPLE SELECT QUESTION

3 mins • 1 pt

 35+25=\frac{3}{5}+\frac{2}{5}=  

 510\frac{5}{10}  

 12\frac{1}{2}  

 550\frac{5}{50}  

1

2.

MULTIPLE SELECT QUESTION

3 mins • 1 pt

Сложите, сократите ответ

 38+18\frac{3}{8}+\frac{1}{8}  

 48\frac{4}{8}  

 12\frac{1}{2}  

 416\frac{4}{16}  

 14\frac{1}{4}  

3.

MULTIPLE SELECT QUESTION

3 mins • 1 pt

Сложите, переведите ответ в смешанное число

 78+68\frac{7}{8}+\frac{6}{8}  

 138\frac{13}{8}  

 1581\frac{5}{8}  

 1316\frac{13}{16}  

 1181\frac{1}{8}  

4.

MULTIPLE SELECT QUESTION

3 mins • 1 pt

 7929\frac{7}{9}-\frac{2}{9}  

 23\frac{2}{3}  

 55  

 59\frac{5}{9}  

 918\frac{9}{18}  

5.

MULTIPLE SELECT QUESTION

3 mins • 1 pt

 1251-\frac{2}{5}  

 15\frac{1}{5}  

 33  

 14\frac{1}{4}  

 35\frac{3}{5}  

6.

MULTIPLE SELECT QUESTION

3 mins • 1 pt

Сложите, сократите ответ:  12+16\frac{1}{2}+\frac{1}{6}  

 46\frac{4}{6}  

 28\frac{2}{8}  

 23\frac{2}{3}  

 14\frac{1}{4}  

7.

MULTIPLE SELECT QUESTION

3 mins • 1 pt

 532+38\frac{5}{32}+\frac{3}{8}  

 1732\frac{17}{32}  

 840\frac{8}{40}  

 15\frac{1}{5}  

 832\frac{8}{32}  

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