Lesson Example Discussion Quiz: Class Homework |
Step-3 |
Title: Decimal Multiplication |
Grade: 4-a Lesson: S2-L5 |
Explanation: Let us verify the answer here with the steps. |
| Step | Type | Explanation | Answer |
|---|---|---|---|
1 |
Problem |
Mike stacked 453.3 tiles in the first row and 2 times the number of tiles in the second row. How many tiles are there in the second row? |
|
2 |
Clue |
Times implies multiplying |
Multiplication |
3 |
Hint |
Operator used : Multiplication |
x |
4 |
Step |
Number of tiles Mike stacked in first row |
453.3 |
5 |
Step |
Number of tiles Mike stacked in second row |
Two times the number of tiles in first row |
6 |
Step |
Number of tiles Mike stacked in second row |
2 x 453.3 |
7 |
Step |
= |
\$906.6\$ titles |
8 |
Step |
Therefore, the number of tiles in second row |
906.6 tiles |
9 |
SumUp |
Can you summarize what you’ve understood in the above steps? |
|
10 |
Choice.A |
This option is correct. It matches the calculated number of tiles in the second row (906.6 tiles) |
906.6 |
11 |
Choice.B |
This option is incorrect because it is slightly less than the calculated number of tiles in the second row (906.6 tiles). Option B underestimates the number of tiles |
900.6 |
12 |
Choice.C |
This option is incorrect because it does not match the calculated number of tiles in the second row. Option C overestimates the number of tiles |
910.6 |
13 |
Choice.D |
This option is incorrect because it does not match the calculated number of tiles in the second row. Option D is close but still not correct |
905.6 |
14 |
Answer |
Option |
A |
15 |
SumUp |
Can you summarize what you’ve understood in the above steps? |
|
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