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Galley Hill Primary School, Hemel Hempstead. Galley Hill rated GOOD by Ofsted. Value of the Month - PERSEVERANCE


Maths - Day 5

Learning Focus - To solve problems.


Today you will be reviewing your learning about perimeter in the mini lesson below and then using your knowledge to calculate the missing measurement from a shape perimeter.  Start by watching the lesson video below.

** Remember you can review any other areas of learning from this week by going back to the different days and watching the lesson videos.

Lesson Video

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Activity Video

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How to use a bar model...

How to use a bar model... 1

How to use a bar model:

1- put the total perimeter into the top total box.

2- put all the measurements you have in their own sections and put a section for the ? Side

3- add up the sides you have.

4- take that answer away from the total perimeter.

5- this should give you your answer.

How to check your answer:

Add up all the sides you now have, they should match the total perimeter amount. 

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