SaiBook.us Multiplication

Lesson Example Discussion Quiz: Class Homework

Step-3

Title: Multiplication

Grade: 2-a Lesson: S4-L8

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

08	1	1	1	1	1	:	1	1	1
10	10					:

162

02	1	1				:
60	10	10	10	10	10	:	10
100	100					:

Step	Description	B	C	D
B1	Carry	1	7	0
M1	Multiplicand	0	1	8
M2	Multiplier	×	0	9
A1	D3 9 × 8 = 72 C3 9 × 1 + 7 = 16 B3 9 × 0 + 1 = 1	0 0 1	1 09 7	7 72 2
S1	D3 Bring Down 2 C3 Bring Down 6 B3 Bring Down 1	1	6	2
Sum	Product: 18 × 9 = 162	1	6	2

Step	Type	Explanation	Answer
2	Problem	Is the product of	18 and 5 equal to 90 ?
3	Step:	The given product is	18, 5
4	Clue	Product means Multiplication	\$ \times \$
5	Step:	multiply the number 18 with 5	\$18 \times 5\$
6	Step:	After the Multiplication, we get	\$ 90 \$
7	Step:	Hence, it is proved that the product of 18 and 5 is equal to 90
8	SumUp	Can you summarize what you’ve understood in the above steps ?
9	Choice.A	This option is incorrect. The product of 18 and 5 is indeed 90,so it contradicts the correct calculation
10	Choice.B	This option is correct because the product of 18 and 5 is indeed 90, matching the calculation
11	Choice.C	This option is incorrect. Since option B is correct, there’s no need for option A, making this option invalid
12	Choice.D	This option is incorrect. The correct answer is "Yes" because the product of 18 and 5 is indeed 90
13		Answer	B
14	SumUp	Can you summarize what you’ve understood in the above steps?

Step

Type

Explanation

Answer

Problem

Is the product of

18 and 5 equal to 90 ?

Step:

The given product is

18, 5

Clue

Product means Multiplication

\$ \times \$

Step:

multiply the number 18 with 5

\$18 \times 5\$

Step:

After the Multiplication, we get

\$ 90 \$

Step:

Hence, it is proved that the product of 18 and 5 is equal to 90

SumUp

Can you summarize what you’ve understood in the above steps ?

Choice.A

This option is incorrect. The product of 18 and 5 is indeed 90,so it contradicts the correct calculation

Choice.B

This option is correct because the product of 18 and 5 is indeed 90, matching the calculation

Choice.C

This option is incorrect. Since option B is correct, there’s no need for option A, making this option invalid

Choice.D

This option is incorrect. The correct answer is "Yes" because the product of 18 and 5 is indeed 90

Answer

SumUp

Can you summarize what you’ve understood in the above steps?