Lesson Example Discussion Quiz: Class Homework |
Step-5 |
Title: Decimal Division |
Grade: 4-a Lesson: S2-L7 |
Explanation: Let us verify the answer here with the steps. |
| Step | Type | Explanation | Answer |
|---|---|---|---|
1 |
Problem |
20 containers weigh 489.4 kg. What is the weight of each container? |
|
2 |
Clue |
Each implies dividing |
Division |
3 |
Hint |
Operator used : Division |
÷ |
4 |
Step |
Number of containers |
20 |
5 |
Step |
Weight of 20 containers |
489.4 kg |
6 |
Step |
Weight of each container |
489.4 kg ÷ 20 |
7 |
Step |
= |
\$24.47\$ |
8 |
Step |
Therefore, the weight of each container |
24.47 kg |
9 |
SumUp |
Can you summarize what you’ve understood in the above steps? |
|
10 |
Choice.A |
If each container weighed 45.87 kg, then the total weight for 20 containers would be: 20×45.87=917.4 Since 917.4 kg is not equal to 489.4 kg, Option A is incorrect |
45.87 |
11 |
Choice.B |
If each container weighed 35.67 kg, then the total weight for 20 containers would be: 20×35.67=713.4 Since 713.4 kg is not equal to 489.4 kg, Option B is incorrect |
35.67 |
12 |
Choice.C |
The calculation shows that the weight of each container is 24.47 kg, which corresponds to Option C |
24.47 |
13 |
Choice.D |
If each container weighed 25.74 kg, then the total weight for 20 containers would be: 20×25.74=514.8 Since 514.8 kg is not equal to 489.4 kg, Option D is incorrect |
25.74 |
14 |
Answer |
Option |
C |
15 |
SumUp |
Can you summarize what you’ve understood in the above steps? |
|
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