Lesson Example Discussion Quiz: Class Homework |
Step-2 |
Title: Absolute values |
Grade: 6-a Lesson: S1-L5 |
Explanation: Hello Students, time to practice and review the steps for the problem. |
Lesson Steps
Step | Type | Explanation | Answer |
---|---|---|---|
1 |
Problem |
Simplify: |
|
2 |
Step |
Given expression is |
\$ |12 - 31 | times | - 6 + 13 |\$ |
3 |
Step |
To simplify the expression, let’s first calculate the absolute values: |
\$ |12 - 31 | = | - 19 | = 19 \$ \$ | - 6 + 13 | = | 7 | = 7 \$ |
4 |
Step |
Now, multiply these absolute values together: |
19 \$ times \$ 7 = 133 |
5 |
Step |
So, the simplified expression is |
133 |
6 |
Choice.A |
This is not correct because it is not the result of multiplying 19 and 7 |
291 |
7 |
Choice.B |
This is incorrect because the differences' absolute values were multiplied, yielding 133, not 117 |
117 |
8 |
Choice.C |
Correct as it simplifies the expression by calculating absolute values inside modulus signs and multiplying them |
133 |
9 |
Choice.D |
This is not correct because it suggests the result is 123, which is not the correct value after performing the multiplication |
123 |
10 |
Answer |
Option |
C |
11 |
Sumup |
Can you summarize what you’ve understood in the above steps? |
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