Lesson Example Discussion Quiz: Class Homework |
Step-1 |
Title: Decimal Addition |
Grade: 4-a Lesson: S2-L1 |
Explanation: Let us verify the answer here with the steps. |
| Step | Type | Explanation | Answer |
|---|---|---|---|
1 |
Problem |
Karen has $116.8 and her father gave her $121.7. How much money does she have in total? |
|
2 |
Clue |
Total implies adding up |
Addition |
3 |
Hint |
Operator used : Addition |
+ |
4 |
Step |
Money Karen had |
\$116.8\$ dollars |
5 |
Step |
Money her father gave Karen |
\$121.7\$ dollars |
6 |
Step |
Total money Karen has |
116.8 + 121.7 |
7 |
= |
\$238.5\$ |
|
8 |
Step |
Hence, total money Karen has |
\$238.5\$ dollars |
9 |
SumUp |
Can you summarize what you’ve understood in the above steps? |
|
10 |
Choice.A |
This option is incorrect because the sum of $116.8 and $121.7 is nowhere close to $340.5 |
340.5 |
11 |
Choice.B |
This option is incorrect because the correct sum is $238.5. This amount is too high and does not match the accurate calculation |
258 |
12 |
Choice.C |
This is correct as $116.8 + $121.7 equals $238.5 |
238.5 |
13 |
Choice.D |
This option is incorrect because this amount is also not the result of adding 116.8 and 121.7 |
248.5 |
14 |
Answer |
Option |
C |
15 |
SumUp |
Can you summarize what you’ve understood in the above steps? |
|
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