# Maths

What is an irrational number?
They are never-ending and non-repeating decimals.
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What is a rational number?
A whole number, which is either positive or negative.
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What is the definition of Mean?
You add then divide the numbers.
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What is the definition of Median?
You find the middle of the numbers.
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What is the definition of Mode?
The number you see the most.
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What is the definition of Range?
The difference between the two numbers.
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8 X 7
56
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9 X 3
27
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11 X 4
44
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15 X 2
30
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25 X 4
100
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30 X 5
150
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58 X 20
1160
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5 X 8
40
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10 X 12345
123450
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What is a Tally Chart used for?
It can be used for recording personal information such as who in your family loves what food.
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6 squared
48
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8 squared
64
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square root of 81
9
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square root of 9
3
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£3.57 + 64p
£4.21
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What do you do find the reciprocal of a fraction?
Turn it upside down
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Reciprocal of 8/7
7/8
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Reciprocal of 9
1/9
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Reciprocal of 28
1/28
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Reciprocal of 5/6
6/5
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## Other cards in this set

### Card 2

#### Front

What is a rational number?

#### Back

A whole number, which is either positive or negative.

### Card 3

#### Front

What is the definition of Mean?

### Card 4

#### Front

What is the definition of Median?

### Card 5

#### Front

What is the definition of Mode?