Lesson Topics Discussion Quiz: Class Homework |
Steps-3 |
Title: Subtracting signed numbers |
Grade 6+ Lesson s1-l3 |
Explanation: Hello Students, time to practice and review the steps for the problem. |
Quiz: Discussion Step
| Id | Type | Name | Note |
|---|---|---|---|
1 |
Problem |
Subtraction of integers: |
|
2 |
Step |
The three integers are \$ 2, 3, 5 \$ |
|
3 |
Step |
Subtraction problem turns into an addition problem \$ ((+ 2) + (- 3)) + (- 5) \$ |
|
4 |
Formula |
If we follow the addition rule of positive and negative integers: \$ (+) + (-) = "use the sign of larger absolute value number" \$ |
|
5 |
Step |
Let us add both the positive and negative integers \$ (2 + (- 3)) + (- 5) \$ |
|
6 |
Step |
After adding the both positive and negative integers \$( 2 - 3 ) + (-5) \$ |
|
7 |
Step |
Simplify the both positive and negative integers \$(- 1) + (- 5) \$ |
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8 |
Step |
Here we apply the rule of addition of negative integers \$ (-) + (-) = (-) \$ |
|
9 |
Step |
Let us add both the negative integers \$ - 1 + (- 5) \$ |
|
10 |
Step |
Simplify the negative integers \$- 1 - 5 \$ |
|
11 |
Step |
After adding \$ - 6 \$ |
|
12 |
Solution |
Therefore, the subtraction of integers is \$-6 \$. |
|
13 |
Sumup |
Please Summarize Problem, Hint, Clue, Formula and Steps |
|
Choices |
|||
14 |
Choice-A |
When adding (+2), (-3), and (-5), the result is -6, making this option incorrect as it suggests -4 |
Wrong -4 |
15 |
Choice-B |
This option’s claim of -2 contradicts the actual sum of (+2), (-3), and (-5), which is -6. |
Wrong -2 |
16 |
Choice-C |
This option is incorrect because when you add (+2), (-3), and (-5), you get -6, not -1. |
Wrong -1 |
17 |
Choice-D |
This option suggests -4, but the correct result of adding (+2), (-3), and (-5) is -6. |
Correct -6 |
18 |
Answer |
Option |
D |
19 |
Sumup |
Please Summarize Choices |
|
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