Expressing missing number problems algebraically

In this lesson, we will be exploring various problems and representing them using algebra.

This quiz includes images that don't have any alt text - please contact your teacher who should be able to help you with an audio description.

Quiz:

Intro quiz - Recap from previous lesson

Before we start this lesson, let’s see what you can remember from this topic. Here’s a quick quiz!

Q1.t + 7 = 20 What is the value of t?

1/5

Q2.If 5a = 35 What is the value of a?

2/5

Q3.How could we express the perimeter of the rectangle below?

3/5

Q4.How could we express the perimeter of the square below?

4/5

Q5.If 2f + 6= 20. What is the value of f?

5/5

This quiz includes images that don't have any alt text - please contact your teacher who should be able to help you with an audio description.

Quiz:

Intro quiz - Recap from previous lesson

Before we start this lesson, let’s see what you can remember from this topic. Here’s a quick quiz!

Q1.t + 7 = 20 What is the value of t?

1/5

Q2.If 5a = 35 What is the value of a?

2/5

Q3.How could we express the perimeter of the rectangle below?

3/5

Q4.How could we express the perimeter of the square below?

4/5

Q5.If 2f + 6= 20. What is the value of f?

5/5

Video

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Worksheet

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This quiz includes images that don't have any alt text - please contact your teacher who should be able to help you with an audio description.

Quiz:

Expressing missing number problems algebraically

Don’t worry if you get a question wrong! Forgetting is an important step in learning. We will recap next lesson.

Q1.Which expression would represent the following problem: The cooking time for roast beef is 30 minutes for every kg plus an additional 15 minutes.

1/4

Q2.Which expression would represent the following problem: The cost of a photo album book is £2.50 for binding and printing with an additional cost of 15p per photograph.

2/4

Q3.Which expression would represent the following problem: A singer makes money from selling music. They pay a one-off fee of £25.00 to Oak-Tunes for marketing and distribution costs and receive 55p for each copy of the album sold.

3/4

Q4.Instead of writing 5 x a in an algebraic expression, what could I write instead?

4/4

This quiz includes images that don't have any alt text - please contact your teacher who should be able to help you with an audio description.

Quiz:

Expressing missing number problems algebraically

Don’t worry if you get a question wrong! Forgetting is an important step in learning. We will recap next lesson.

Q1.Which expression would represent the following problem: The cooking time for roast beef is 30 minutes for every kg plus an additional 15 minutes.

1/4

Q2.Which expression would represent the following problem: The cost of a photo album book is £2.50 for binding and printing with an additional cost of 15p per photograph.

2/4

Q3.Which expression would represent the following problem: A singer makes money from selling music. They pay a one-off fee of £25.00 to Oak-Tunes for marketing and distribution costs and receive 55p for each copy of the album sold.

3/4

Q4.Instead of writing 5 x a in an algebraic expression, what could I write instead?

4/4

Lesson summary: Expressing missing number problems algebraically

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Time to move!

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