# Maths Flashcards

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How do I work out the mean?
Add all numbers up and divide them by how many members there is.
1 of 11
How do i work out the mode?
Most common number
2 of 11
Median?
Put the numbers in order. Find the middle number.
3 of 11
Range?
Largest take smallest.
4 of 11
What is the formula of the area of a triangle?
Base x Height divide by 2
5 of 11
what is the formula for the area of a rectangle?
Base x Height
6 of 11
What is a prime number?
A whole number that there only factors are 1 and itself.
7 of 11
What is a factor?
Numbers you can multiply together to get a whole number.
8 of 11
What are the first ten prime numbers?
2,3,5,7,11,13,17,19,23,29.
9 of 11
First ten square numbers?
1,4,9,16,25.36.49,64,81,100
10 of 11
What is a square number?
A number times by its self e.g. 2x2,3x3,4x4.
11 of 11

## Other cards in this set

### Card 2

#### Front

How do i work out the mode?

#### Back

Most common number

### Card 3

Median?

#### Back ### Card 4

Range?

#### Back ### Card 5

#### Front

What is the formula of the area of a triangle?

#### Back 