Lesson Example Discussion Quiz: Class Homework |
Step-5 |
Title: Subtraction of Whole Numbers |
Grade: 4-a Lesson: S1-L4 |
Explanation: Let us verify the answer here with the steps. |
Lesson Steps Head1
| Step | Type | Explanation | Answer |
|---|---|---|---|
1 |
Problem |
There were 578 pencils in a drawer, out of which 245 pencils were lost. How many pencils are there now? |
|
2 |
Clue |
More implies comparision |
Subtraction |
3 |
Hint |
Operator used: Subtraction |
- |
4 |
Step |
Total number of pencils |
578 |
5 |
Step |
The number of lost pencils |
245 |
6 |
Formula: |
Total pencils after loss |
Total pencils after loss = Total pencils − Lost pencils |
7 |
Step |
Now plug the values in the formula |
578 - 245 |
8 |
Step |
After subtraction |
333 |
9 |
Step |
So, after 245 pencils were lost, there are now 333 pencils remaining in the drawer. |
|
10 |
SumUp |
Can you summarize what you’ve understood in the above steps? |
|
11 |
Choice.A |
This is wrong. Subtracting the number lost from the initial number should result in a different value |
378 |
12 |
Choice.B |
This is wrong. Subtracting the number lost from the initial number should result in a different value |
357 |
13 |
Choice.C |
This is wrong. Subtracting the number lost from the initial number should result in a different value |
354 |
14 |
Choice.D |
This is correct. Subtracting the number lost from the initial number should result same value |
333 |
15 |
Answer |
Option |
D |
16 |
SumUp |
Can you summarize what you’ve understood in the above steps? |
|
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