SaiBook.us Multiplication

Lesson Example Discussion Quiz: Class Homework

Step-3

Title: Multiplication

Grade: 4-a Lesson: S3-L1

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					:

02	1	1				:
10	10					:

216

06	1	1	1	1	1	:	1
10	10					:
200	₁₀₀	₁₀₀				:

Step	Description	B	C	D
B1	Carry	1	9	0
M1	Multiplicand	0	1	8
M2	Multiplier	×	1	2
A1	D3 12 × 8 = 96 C3 12 × 1 + 9 = 21 B3 12 × 0 + 2 = 2	0 02 1	1 12 9	9 96 6
S1	D3 Bring Down 6 C3 Bring Down 1 B3 Bring Down 2	2	1	6
Sum	Product: 18 × 12 = 216	2	1	6

Step	Type	Explanation	Answer
2	Problem	By multiplying which factors, the result will be	228.
3	Step:	We look for pairs of numbers that multiply together to give	228
4	Clue	Product means Multiplication	\$ \times \$
5	Step:	The pair that is commonly recognized is	\$114\times 2\$
6	Step:	After the Multiplication, we get	\$ 228\$
7	SumUp	Can you summarize what you’ve understood in the above steps?
8	Choice.A	The product of these factors is 114 × 2 = 228, which matches the desired result. Hence, this is the correct answer
9	Choice.B	This option results in 220, not 228, So this option is incorrect
10	Choice.C	The product of these factors is 104 × 2 = 208, which is not equal to 228. Thus, option C is incorrect
11	Choice.D	100 × 2 = 200 This option results in 200, not 228. So it’s incorrect
12		Answer	A
13	SumUp	Can you summarize what you’ve understood in the above steps?

Step

Type

Explanation

Answer

Problem

By multiplying which factors, the result will be

228.

Step:

We look for pairs of numbers that multiply together to give

228

Clue

Product means Multiplication

\$ \times \$

Step:

The pair that is commonly recognized is

\$114\times 2\$

Step:

After the Multiplication, we get

\$ 228\$

SumUp

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

Choice.A

The product of these factors is 114 × 2 = 228, which matches the desired result. Hence, this is the correct answer

Choice.B

This option results in 220, not 228, So this option is incorrect

Choice.C

The product of these factors is 104 × 2 = 208, which is not equal to 228. Thus, option C is incorrect

Choice.D

100 × 2 = 200 This option results in 200, not 228. So it’s incorrect

Answer

SumUp

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