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Działania na liczbach wymiernych

Authored by Karolina Staszak

Mathematics

6th - 12th Grade

CCSS covered

Used 234+ times

Działania na liczbach wymiernych
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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

 −2,2+(7,5−2,3)=-2,2+\left(7,5-2,3\right)=  

3

-3

-7,6

Tags

CCSS.5.OA.A.1

CCSS.5.NBT.B.7

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Liczbą przeciwną do |-12| jest

12

-12

|12|

Tags

CCSS.6.NS.C.5

CCSS.6.NS.C.7

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 −32+(−5)2=-3^2+\left(-5\right)^2=  

34

-34

16

Tags

CCSS.5.OA.A.1

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

  −45÷1 13+0,6=-\frac{4}{5}\div1\ \frac{1}{3}+0,6=  

 −715-\frac{7}{15}  

0

 1231\frac{2}{3}  

Tags

CCSS.5.NF.B.3

CCSS.5.NF.B.7

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

 (−2)2×(0,1+8,1÷9)=\left(-2\right)^2\times\left(0,1+8,1\div9\right)=  

4

-4

36,4

Tags

CCSS.5.OA.A.1

CCSS.5.OA.A.2

6.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Iloczyn dwóch liczb o przeciwnych znakach jest

zawsze ujemny

zawsze dodatni

to zależy, która liczba jest większa

Tags

CCSS.5.NF.B.4

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

  5 27−(−4 25)=5\ \frac{2}{7}-\left(-4\ \frac{2}{5}\right)=  

 3135\frac{31}{35}  

 9 4129\ \frac{4}{12}  

 9 24359\ \frac{24}{35}  

 11  

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

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