Working with Variables code-it.co.uk. Variable means changeable The weather is variable His moods are variable.

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Presentation transcript:

Working with Variables code-it.co.uk

Variable means changeable The weather is variable His moods are variable

Maths 34 x 2, 12x2, 56x2, 3x2, 77x2 Which aspect changes in each sum?

Maths 34 x2=68, 12x2=24, 56x2=112 Replace numbers with variables NUMBER1 X 2 = TOTAL

Maths 34 x2=68, 12x2=24, 56x2=112 Replace symbols with computer symbols *=X /=÷ NUMBER1 * 2 = TOTAL

Challenge write a formula for any number divide by 4 *=X /=÷

3*=X /=÷ NUMBER1 / 4 = TOTAL Challenge write a formula for any number divide by 4

Perimeter Distance around a 2D shape Write an algorithm/formula to calculate the perimeter of an equilateral triangle from the length of one side? Variables you could use Symbols = + - * / you could use lengthperimeter

Perimeter Distance around a 2D shape Write an algorithm/formula to calculate the perimeter of an equilateral triangle from the length of one side? = * = lengthperimeter length