Steps-3

Title: Grouping Symbols

Grade 6+ Lesson s1-l6

Explanation: Hello Students, time to practice and review the steps for the problem.

Quiz: Discussion Step

Discussion: Steps1 Steps2 Steps3 Steps4 Steps5

Id Type Name Note

1

Problem

Evaluate the expression:
{ [ 3 + \$ | - ( 5 − 2 )| \$ ] × 2 } − 4

2

Step

To evaluate the expression:

{ [ 3 + \$ | - ( 5 − 2 )| \$ ] × 2 } − 4

3

Step

Inside the innermost parentheses, we have

\$ | - ( 5 − 2 )| = | - 3 | \$

4

Step

The absolute value of - 3 is 3, we have:

\$ | - 3 | = 3\$

5

Step

Then we add 3 to 3, which equals

3 + 3 = 6

6

Step

After that, we multiply 6 by 2, which equals

\$ 6 times 2 = 12 \$

7

Step

Finally, we subtract 4 from 12, which equals

12 - 4 = 8

8

Solution

Therefore, the evaluated expression is 8.

9

Sumup

Please Summarize Problem, Hint, Clue, Formula and Steps

Choices

10

Choice-A

This option suggests that the result of the expression is -12. However, after evaluating the expression according to PEMDAS, we find that the result is positive, not negative

Wrong -12

11

Choice-B

This option implies that the result of the expression is 24. However, after evaluating the expression correctly, the result is 8, not 24

Wrong 24

12

Choice-C

This option suggests that the result of the expression is 16. However, this result is incorrect. The correct result is 8

Wrong 16

13

Choice-D

This option indicates that the evaluated expression equals 8. This is the correct result

Correct 8

14

Answer

Option

D

15

Sumup

Please Summarize Choices

Discussion: Steps1 Steps2 Steps3 Steps4 Steps5

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