Step-3

Title: Substitute the fractions in the expressions

Grade: 7-a Lesson: S2-L4

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 \$b = 1/3\$
\$ 11b^2 - 2b \$

2

Step

Substitute b value in the expression

\$ 11(1/3)^2 - 2(1/3) \$

3

Step

Then simplify

\$ 11(1/9) - 2/3 \$

4

Step

After simplification

\$ 11/9 - 2/3 \$

5

Step

Taking 9 as LCM

\$ (11 - 6)/9\$

6

Step

After simplification

\$5/9\$

7

Answer

C

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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