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Sčítání a odčítání výrazů

Authored by Daniela Pechová

Mathematics

8th Grade

Used 7+ times

Sčítání a odčítání výrazů
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7 questions

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1.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Sečti:

5k + (3k - 2)

2k - 2

8k - 2

5k - 1

8k + 2

2.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Sečti dvojčleny:

(5x - 6) + (4x - 4)

9x - 2

9x + 10

x - 10

9x - 10

3.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

K danému výrazu napiš opačný výraz:

3z - 5

- 3z + 5

- 3z - 5

3z + 5

3z - 5

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Odečti:

(6y - 3) - 1

6y - 2

6y - 4

6y + 2

6y + 4

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Odečti:

8 - (6b - 3)

5 - 6b

11 - 6b

5 + 6b

11 + 6b

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Odečti:

(8x - 5) - (10 - 2x)

6x - 15

6x + 5

10x + 5

10x - 15

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Odečti:

(-10a2 + 3ab + 2b2) - (4a2 - ab + 2)

- 14a2 + 2ab + 2b2 - 2

- 14a2 + 4ab + 2b2 - 2

6a2 + 4ab + 2b2 - 2

- 14a2 + 2ab + 2b2 + 2

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