Starter quiz
- 5 + 3 + 5 + 7 = ______
- '20' ✓
- Question: 8 + 8 + 6 + 2 = ______
- '24' ✓
- ______ = 6 + 6 + 6
- '18' ✓
- 24 ÷ 4 = ______
- '6' ✓
- ______ = 35÷ 5
- '7' ✓
- 36 ÷ 6 = ______
- '6' ✓
Exit quiz
Look at the amount of cards. Who now has fewer cards after they have been re-shared?- Laura
- Lucas
- Jacob ✓
- Sam
-
Look at the table. How many cards will the children have each if they share them equally? Lucas has started to work this out for you. 12 + 8 + 8 + 4 = 32- 6
- 8 ✓
- 10
-
Laura wants to reshare the cards so that the children all have an equal amount. Calculate the equal share.- 6 ✓
- 8
- 10
-
- The ______ is calculated by finding the total of the set of data and dividing by how many values there are.
- 'mean average' ✓
Look at the table. Match the shape that represent the parts of the data.- The set of data⇔rectangle ✓
- The number of values⇔triangle ✓
- The mean average⇔circle ✓
Look at the table. What is the mean average of the spelling test scores for Pine class?- '7' ✓
Worksheet
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Presentation
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Lesson Details
Key learning points
- The mean is the size of each part when a quantity is shared equally.
- The mean value of a set of data is the total of the numbers divided by how many numbers there are.
Common misconception
Understanding that the mean average is a way of creating one value to represent a set of data. It is calculated by sharing equally but doesn't always mean that a set is being shared.
Be clear about what the mean average value represents and how it might be useful in the contexts presented.
Keywords
Mean average - The mean average is a single number expressing the typical value in a set of data. It is calculated by finding the total of the set of data and dividing by how many values there are.
Set of data - A set of data is collection of facts, such as numbers, words, measurements, observations or even just descriptions of things.
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