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Maths Learning- 01.07.2020

Lesson 3 - Calculating angles on a straight line

We have been looking at different types of angles this week. Today, we are going to look at angles on a straight line. Have a think about the key questions below:

Key Questions:

  • What angles do you know? Do you know any features/ properties of these angles?
  • What do the angles on a straight line add up to? What is the 'magic number'?
  • What can you do if you have a missing angle like in the image above? How can you calculate the answer?


Click the image above to watch our learning video by going to:

Home Learning- Year 5- Summer Term- Week 10- Lesson 3


Then, have a try at some of our learning opportunities, videos and activities below to see how well you understand this learning intention...