SaiBook.us Multiplication

Lesson Example Discussion Quiz: Class Homework

Step-1

Title: Multiplication

Grade: 3-a Lesson: S2-L6

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.

Discussion: Step1 Step2 Step3 Step4 Step5

Lesson Steps

Step

Value

Image

01	1					:
30	10	10	10			:

217

07	1	1	1	1	1	:	1	1
10	10					:
200	₁₀₀	₁₀₀				:

Step	Description	B	C	D
B1	Carry	2	0	0
M1	Multiplicand	0	3	1
M2	Multiplier	×	0	7
A1	D3 7 × 1 = 7 C3 7 × 3 = 21 B3 7 × 0 + 1 = 1	0 2 2	2 21 1	0 7 7
S1	D3 Bring Down 7 C3 Bring Down 1 B3 Bring Down 2	2	1	7
Sum	Product: 31 × 7 = 217	2	1	7

Step	Type	Explanation	Answer
1	Problem	Find the missing number 24 × ? = 384.
2	Step:	We look for missing number that multiply with 24 to give	384
3	Clue	Product means Multiplication	\$ \times \$
4	Step:	The number that will match the result is:	\$24 \ times 16\$
5	Step:	After the Multiplication, we get	\$ 384 \$
6	Choice.A	This option is incorrect because if we divide 384 by 24, we get 16, not 19	19
7	Choice.B	This option is correct because 16 is the number we obtained by dividing 384 by 16	16
8	Choice.C	This option is incorrect. The calculated missing factor is 16, not 17	17
9	Choice.D	This option is incorrect, because the calculated result of 284 divided by 24 is 16, not 14	14
10		Answer	B
11	SumUp	Can you summarize what you’ve understood in the above steps?

Step

Type

Explanation

Answer

Problem

Find the missing number 24 × ? = 384.

Step:

We look for missing number that multiply with 24 to give

384

Clue

Product means Multiplication

\$ \times \$

Step:

The number that will match the result is:

\$24 \ times 16\$

Step:

After the Multiplication, we get

\$ 384 \$

Choice.A

This option is incorrect because if we divide 384 by 24, we get 16, not 19

Choice.B

This option is correct because 16 is the number we obtained by dividing 384 by 16

Choice.C

This option is incorrect. The calculated missing factor is 16, not 17

Choice.D

This option is incorrect, because the calculated result of 284 divided by 24 is 16, not 14

Answer

SumUp

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

Discussion: Step1 Step2 Step3 Step4 Step5