Lesson Example Discussion Quiz: Class Homework |
Step-2 |
Title: Percentage |
Grade: 1300-a Lesson: S4-L1 |
Explanation: Hello Students, time to practice and review the steps for the problem. |
Lesson Steps
| Step | Type | Explanation | Answer |
|---|---|---|---|
1 |
Problem |
If A is 80% more than B, by what percent is B less than A? |
|
2 |
Step |
Given A is 80% more than B |
A = B + 0.8B |
3 |
Formula: |
\$"Percentage" = ("Differnece"/"Orginal") \times 100\$ |
|
4 |
Step |
The difference between A and B is |
\$0.8B\$ |
5 |
Step |
Substitute the values into the given formula, we get |
\$44.44%\$ |
6 |
SumUp |
Can you summarize what you’ve understood in the above steps? |
|
7 |
Choice.A |
This is incorrect because it doesn’t match the calculated percentage, which is 44.44% |
35.48% |
8 |
Choice.B |
This option is correct because it accurately represents the calculated percentage decrease from A to B |
44.44% |
9 |
Choice.C |
This is incorrect because it doesn’t match the calculated percentage, which is 44.44% |
36.48% |
10 |
Choice.D |
This is incorrect because it doesn’t match the calculated percentage difference, which is approximately 44.44% |
55.48 |
11 |
Answer |
Option |
B |
12 |
SumUp |
Can you summarize what you’ve understood in the above steps? |
|
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