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test cls.a VIII-a /Operatii cu numere reale

Authored by Alexandru Camelia Nicoleta

Mathematics

6th Grade

Used 56+ times

test cls.a VIII-a  /Operatii cu numere reale
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13 questions

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1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Rezultatul calculului: 0,5 + 0,5 ∙ 2 – 1 este ....

2,5

0,75

3,5

6

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Rezultatul calculului: 2,3 -1,245 este .........

1,005

2,5

3

1,055

3.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Media Image

Rezultatul calculului este ..........

2

Media Image
Media Image

-4

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

Scrisă sub formă de interval mulţimea  este .....

(  - \infty ; -7 ]

(-7; 7)

( 7,100]

7

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Media aritmetică a numerelor este ............

7

-2

Media Image

10

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Sub formă de mulţime intervalul [ -3; 3] se scrie ........

Media Image
Media Image
Media Image
Media Image

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

După raționalizarea fracției se obține .............

Media Image
Media Image

2

-3

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