Lesson Example Discussion Quiz: Class Homework |
Step-4 |
Title: Multiplication |
Grade: 3-a Lesson: S1-L3 |
Explanation: Hello Students, time to practice and review the steps. Let us take next 2-5 minutes to solve the steps for the problems. This is a good exercise to check your understanding of the concepts.Second student to identify and review important steps.Focus on understanding the concepts and application to solving problems step by step. |
Lesson Steps
sbMath-row-a-ones-image10 = 4
Step |
Value |
Image |
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1 |
4 |
|
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2 |
17 |
|
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3 |
68 |
|
| Step | Description | A | B | C | D |
|---|---|---|---|---|---|
B1 |
Carry |
2 |
0 |
||
M1 |
Multiplicand |
1 |
7 |
||
M2 |
Multiplier |
× |
4 |
||
A1 |
D3 4 × 7 = 28 C3 4 × 1 + 2 = 6 |
0 04 2 |
2 28 8 |
||
S1 |
D3 Bring Down 8 C3 Bring Down 6 |
6 |
8 |
||
Sum |
Product: 17 × 4 = 68 |
6 |
8 |
| Step | Type | Explanation | Answer |
|---|---|---|---|
2 |
Problem |
Multiply 12 by 4. |
|
3 |
Clue |
Product means Multiplication |
\$ \times \$ |
4 |
Step: |
Mltiply the number 12 by 4 |
\$12 \times 4\$ |
5 |
Step: |
After the multiplication, we get |
\$ 48 \$ |
6 |
Choice.A |
The product of 12 and 4 is indeed 48, so option A is correct. |
48 |
7 |
Choice.B |
The product of 12 and 4 is 48, not 38. Therefore, option B is incorrect |
38 |
8 |
Choice.C |
The product of 12 and 4 is 48, not 58. Therefore, option C is incorrect |
58 |
9 |
Choice.D |
The product of 12 and 4 is 48, not 68. Therefore, option D is incorrect |
68 |
10 |
Answer |
A |
|
11 |
SumUp |
Can you summarize what you’ve understood in the above steps? |
|
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