Lesson Example Discussion Quiz: Class Homework |
Step-5 |
Title: Multiplication |
Grade: 4-a Lesson: S2-L5 |
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
Step |
Value |
Image |
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1 |
16 |
|
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2 |
30 |
|
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3 |
480 |
|
| Step | Description | A | B | C | D |
|---|---|---|---|---|---|
B1 |
Carry |
3 |
18 |
0 |
|
M1 |
Multiplicand |
0 |
1 |
6 |
|
M2 |
Multiplier |
× |
3 |
0 |
|
A1 |
D3 30 × 5 = 150 C3 30 × 1 + 15 = 45 B3 30 × 0 + 4 = 4 |
0 04 3 |
3 30 18 |
18 180 0 |
|
S1 |
D3 Bring Down 0 C3 Bring Down 8 B3 Bring Down 4 |
4 |
8 |
0 |
|
Sum |
Product: 16 × 30 = 480 |
4 |
8 |
0 |
| Step | Type | Explanation | Answer |
|---|---|---|---|
2 |
Problem |
Calculate the result of 56 times 21. |
|
3 |
Clue |
Product means Multiplication |
\$ \times \$ |
4 |
Step: |
Multiply the number 56 by 21 |
\$56 \times 21\$ |
5 |
Step: |
After the multiplication, we get |
\$ 1176 \$ |
6 |
Choice.A |
The product of 56 and 21 is indeed 1176, so option A is correct |
1176 |
7 |
Choice.B |
The product of 56 and 21 is 1176, not 1166. Therefore, option B is incorrect |
1166 |
8 |
Choice.C |
The product of 56 and 21 is 1176, not 1186. Therefore, option C is incorrect |
1186 |
9 |
Choice.D |
The product of 56 and 21 is 1176, not 1156. Therefore, option D is incorrect |
1156 |
10 |
Answer |
Option |
A |
11 |
SumUp |
Can you summarize what you’ve understood in the above steps? |
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