# Decimals and measures: Solving problems with length

In this lesson, we will solve problems involving calculating the area and perimeter of rectilinear shapes, including compound rectilinear shapes, where the conversion of measure is needed.

#### Unit quizzes are being retired in August 2023

Why we're removing unit quizzes from the website >
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!

Q1.1000 x 4 =

1/7

Q2.700 ÷ 10 =

2/7

Q3.What number is 10 times smaller than 70?

3/7

Q4.What number is 10 times greater than 400?

4/7

Q5.How many millimetres are equivalent to one metre?

5/7

Q6.How many centimetres are equivalent to one metre?

6/7

Q7.How many metres are equivalent to one kilometre?

7/7

#### Unit quizzes are being retired in August 2023

Why we're removing unit quizzes from the website >
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!

Q1.1000 x 4 =

1/7

Q2.700 ÷ 10 =

2/7

Q3.What number is 10 times smaller than 70?

3/7

Q4.What number is 10 times greater than 400?

4/7

Q5.How many millimetres are equivalent to one metre?

5/7

Q6.How many centimetres are equivalent to one metre?

6/7

Q7.How many metres are equivalent to one kilometre?

7/7

# Video

Click on the play button to start the video. If your teacher asks you to pause the video and look at the worksheet you should:

• Click "Close Video"
• Click "Next" to view the activity

Your video will re-appear on the next page, and will stay paused in the right place.

# Worksheet

These slides will take you through some tasks for the lesson. If you need to re-play the video, click the ‘Resume Video’ icon. If you are asked to add answers to the slides, first download or print out the worksheet. Once you have finished all the tasks, click ‘Next’ below.

#### Unit quizzes are being retired in August 2023

Why we're removing unit quizzes from the website >
Quiz:

# Solve problems involving conversion of length

Solve problems involving conversion of length

Q1.0.56 x 10

1/6

Q2.1.405 x 100

2/6

Q3.4.56 ÷ 100

3/6

Q4.654.8 ÷ 10

4/6

Q5.What is the area of the shape below?

5/6

Q6.What is the perimeter of the shape below?

6/6

#### Unit quizzes are being retired in August 2023

Why we're removing unit quizzes from the website >
Quiz:

# Solve problems involving conversion of length

Solve problems involving conversion of length

Q1.0.56 x 10

1/6

Q2.1.405 x 100

2/6

Q3.4.56 ÷ 100

3/6

Q4.654.8 ÷ 10

4/6

Q5.What is the area of the shape below?

5/6

Q6.What is the perimeter of the shape below?

6/6

# Lesson summary: Decimals and measures: Solving problems with length

## Time to move!

Did you know that exercise helps your concentration and ability to learn?

For 5 mins...

Move around:
Climb stairs

On the spot:
Chair yoga