Step-1

Title: Multiplication of Unlike Decimals

Grade: 5-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 Type Explanation Answer

1

Problem

Find the product of 12.45 and 15.2.

2

Clue

The given problem is

\$12.45 \times 15.2\$

3

Step

Ignore the decimal place and multiply the given numbers like whole numbers.

4

Step

Multiply the numbers

\$1245 \times 152 = 1,89,240\$

5

Step

Count the number of decimal places in both the numbers

3

6

Step

Place the decimal point in the product

\$189.240\$

7

Answer

B

8

Sumup

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

1

Choice.A

This option is incorrect. It is higher than the correct product of 12.45 and 15.2

198.24

2

Choice.B

This option is correct. It is the exact product of 12.45 and 15.2

189.24

3

Choice.C

This option is incorrect. It is less than the correct product

146.24

4

Choice.D

This option is incorrect. It is higher than the correct product

199.24

5

Sumup

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

Discussion: Step1 Step2 Step3 Step4 Step5


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