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Раскрытие скобок 6 класс

Authored by Анна Коваленко

Mathematics

6th Grade

Used 24+ times

Раскрытие скобок 6 класс
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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

– (4a – 5b – 3)

-4a - 5b + 3
-4a + 5b + 3
4a - 5b - 3
4a + 5b - 3

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

-(21-34+12)=-21+34-12

верно

неверно

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

9 – (–a + b – c)

9 - a - b + c
9 + a + b - c
9 + a - b + c
9 - a + b + c

4.

FILL IN THE BLANKS QUESTION

1 min • 1 pt

какие знаки ("+"или"-") нужно вставить, чтобы получилось правильное равенство:

...(-17+34)...(12-20)=17-34+12-20

(a)  

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

– (2x + 4y – 6)

-2x - 4y + 6

-2x + 4y + 6

2x - 4y - 6

2x + 4y - 6

6.

FILL IN THE BLANKS QUESTION

1 min • 1 pt

Раскройте и поставьте верные знаки:

-(1-2+3-4-5-6+7-8+9) = 1 2 3 4 5 6 7 8 9

(a)  

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

5 – (2m - n + 3)

5 - 2m + n - 3

5 + 2m - n - 3

5 - 2m - n + 3

5 + 2m + n - 3

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