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Množenje i dijeljenje racionalnih brojeva

Authored by Milica Raičević

Mathematics

7th Grade

Used 7+ times

Množenje i dijeljenje racionalnih brojeva
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12 questions

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1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt


 2367  je :\frac{2}{3}\cdot\frac{6}{7}\ \ je\ :  

 1210\frac{12}{10}  

 47\frac{4}{7}  

 47-\frac{4}{7}  

 821\frac{8}{21}  

2.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

 212(137)  je :2\frac{1}{2}\cdot\left(-1\frac{3}{7}\right)\ \ je\ :  

 2 314-2\ \frac{3}{14}  

 4 474\ \frac{4}{7}  

 

 2 3142\ \frac{3}{14}  

3.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

0,008 : (-0,0004) =

-0,2

20

2

-20

4.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

 0,25 (0,2)=0,25\ \cdot\left(-0,2\right)=  

0,5

-0,05

5

-0,5

5.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

 25:(720)=-\frac{2}{5}:\left(-\frac{7}{20}\right)=  

 14100-\frac{14}{100}  

 1 17-1\ \frac{1}{7}  

 1 171\ \frac{1}{7}  

 514\frac{5}{14}  

6.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Vrijednost izraza

 (56129):727\left(\frac{5}{6}-1\frac{2}{9}\right):\frac{7}{27}  je :

( ako je rezltat nepravi razlomak zapiši ga u obliku mješovitog broja )

 1 121\ \frac{1}{2}  

 23\frac{2}{3}  

  1 12-\ 1\ \frac{1}{2}  

  23-\ \frac{2}{3}  

7.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

vrijednost izraza
 3,12104,25:5+0,2(1,4)3,5:0,73,12\cdot10-4,25:5+0,2\cdot\left(-1,4\right)-3,5:0,7  je :

25,63

31,2

-25,07

25,07

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