Step-2

Title: Multiplication

Grade: 4-a Lesson: S1-L7

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

1

17

07

1

1

1

1

1

:

1

1

10

10

:

2

17

07

1

1

1

1

1

:

1

1

10

10

:

3

289

09

1

1

1

1

1

:

1

1

1

1

80

10

10

10

10

10

:

10

10

10

200

100

100

:

Step Description A B C D

B1

Carry

1

11

0

M1

Multiplicand

0

1

7

M2

Multiplier

×

1

7

A1

D3 17 × 7 = 119 C3 17 × 1 + 11 = 28 B3 17 × 0 + 2 = 2

0 02 1

1 17 11

11 119 9

S1

D3 Bring Down 9 C3 Bring Down 8 B3 Bring Down 2

2

8

9

Sum

Product: 17 × 17 = 289

2

8

9

Step Type Explanation Answer

2

Problem

Find the product of 45 multiplied by 27.

3

Clue

Product means Multiplication

\$ \times \$

4

Step:

Multiply the number 45 by 27

\$45 \times 27\$

5

Step:

After the multiplication, we get

\$ 1215\$

6

Choice.A

1215 is the correct answer, as it accurately represents the product of 45 and 27

1215

7

Choice.B

1225 is the wrong answer, as it is not the correct product of 45 and 27

1225

8

Choice.C

1235 is the wrong answer, as it is not the correct product of 45 and 27

1235

9

Choice.D

1245 is the wrong answer, as it is not the correct product of 45 and 27

1245

10

Answer

A

11

SumUp

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

Discussion: Step1 Step2 Step3 Step4 Step5


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