Squares-Cubes-And-Roots Edexcel Foundation

Squares, cubes & roots

What are square numbers?

• A square number is the result of multiplying a number by itself

  • The first square number is , the second is and so on

• The first 15 square numbers are: 1, 4, 9, 16, 25, 36, 49, 64, 81, 100, 121, 144, 169, 196, 225

  • Aim to remember at least the first fifteen square numbers

• In algebra, square numbers can be written using a power of 2

  • 

What are cube numbers?

• A cube number is the result of multiplying a number by itself, twice

  • The first cube number is , the second is  and so on

• The first 5 cube numbers are 1, 8, 27, 64 and 125

  • Aim to remember at least the first five cube numbers

  • You should also remember 10³ = 1000

• In algebra, cube numbers can be written using a power of 3

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