Step-3

Title: Determine the value of an expression

Grade: 7-a Lesson: S2-L3

Explanation: Hello Students, time to practice and review the steps for the problem.

Lesson Steps

Step Type Explanation Answer

1

Problem

Determine the value of an expression when m = 2
\$ 1/m^2 + 7 - m \$

2

Step

Substitute m value in the expression

\$ 1/2^2 + 7 - 2 \$

3

Step

After simplification

\$ 1/4 + 7 - 2 \$

4

Step

After adding

\$ 1/4 + 5 \$

5

Step

Taking 4 as LCM

\$ (1 + 20)/4 \$

6

Step

After simplification

\$ 21/4 \$

7

Answer

B

Tutor: Questions

Seq Type Question Audio

1

Problem

What did you learn from this problem?

2

Clue

What did you learn from the clues?

3

Hint

What did you learn from the Hints?

4

Step

What did you learn from the Steps?

5

Step

How can we improve the Steps?


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