Step-5

Title: Simplifying Fraction

Grade: 4-a Lesson: S2-L4

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

What will be the simple form for the given improper fraction \$70/80\$.

2

Hint

To find the greatest common divisor (GCD) for each number..

3

Step

Factors for 70 is
Factors for 80 is

1, 2, 5, 7, 10, 14, 35, and 70
1, 2, 4, 5, 8, 10, 16, 20, 40, and 80

4

Step

The GCD for 70 and 80 is

10

5

Step

Divide both the numerator and the denominator by the GCD

\$(70 ÷ 10)/(80 ÷ 10)\$ = \$7/8\$

6

Step

So, after simplifying, we get \$7/8\$.

7

Answer

Option

D

8

Sumup

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

9

Choice.A

This option is not correct because it’s giving the simplified form of a different fraction

\$9/5\$

10

Choice.B

This option is incorrect because \$5/4\$ is not the simplified form of \$70/80\$

\$5/4\$

11

Choice.C

This option needs to be corrected because, when we simplify \$70/80\$, it does not equal \$6/7\$

\$6/7\$

12

Choice.D

This option is correct. We have already determined that \$70/80\$ simplifies to \$7/8\$

\$7/8\$

13

Sumup

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

Discussion: Step1 Step2 Step3 Step4 Step5


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