Раскрытие скобок

Раскрытие скобок

6th Grade

19 Qs

quiz-placeholder

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Раскрытие скобок

Раскрытие скобок

Assessment

Quiz

Mathematics

6th Grade

Hard

Created by

Дарья Щепалова

Used 1+ times

FREE Resource

19 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

В каком из примеров скоби раскрыты неверно?

(4534+5)=45+345-\left(45-34+5\right)=-45+34-5

(12+14+10)=121410-\left(12+14+10\right)=-12-14-10

(11+2514)=112514-\left(-11+25-14\right)=11-25-14

(365+10)=36+510-\left(36-5+10\right)=-36+5-10

2.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

В каком из примеров скобки раскрыты неверно?

(2134+12)=21+3412-\left(21-34+12\right)=-21+34-12

(17+9+12)=17912-\left(17+9+12\right)=-17-9-12

(16+514)=16514-\left(-16+5-14\right)=16-5-14

(225+12)=22+512-\left(22-5+12\right)=-22+5-12

3.

FILL IN THE BLANK QUESTION

5 mins • 1 pt

Вычислите:

 (12+(23))=-\left(-12+\left(-23\right)\right)=  

4.

FILL IN THE BLANK QUESTION

5 mins • 1 pt

Вычислите:

 (2117)17=-\left(21-17\right)-17=  

5.

FILL IN THE BLANK QUESTION

5 mins • 1 pt

 (523)=-\left(5-23\right)=  

6.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

В каком из примеров после вычислений в ответе получается число -4?

13-(16-7)=

14-(20-2)=

9-(6+11)=

-13+(-6-8)=

7.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

В каком из примеров после вычислений в ответе получается число -8?

-13+(-9-8)=

-9+(6+11)=

14-(20-2)=

-14+(-5+11)=

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