Formulae (Edexcel GCSE Maths): Quizzes
📚Quizzes
Practise the questions
11 questions from this quiz
ShowHide
Practise the questions
11 questions from this quiz
What is a formula?
What is a formula?
A maths rule showing relationships
What do variables (letters) represent in formulae?
What do variables (letters) represent in formulae?
Unknown values or measurements
What does substitution mean when working with formulae?
What does substitution mean when working with formulae?
Replacing letters with actual numbers
What should you do FIRST when substituting values into a formula?
What should you do FIRST when substituting values into a formula?
Write out the formula
In BIDMAS, what must you calculate FIRST?
In BIDMAS, what must you calculate FIRST?
Brackets
According to BIDMAS, which operation comes before addition?
According to BIDMAS, which operation comes before addition?
Multiplication
Using , find area when cm and cm.
Using , find area when cm and cm.
cm²
Using formula: Time = Weight × 30 + 45. Find time for 7kg turkey (in minutes).
Using formula: Time = Weight × 30 + 45. Find time for 7kg turkey (in minutes).
255 minutes
Using , find when and .
Using , find when and .
Convert 255 minutes into hours and minutes.
Convert 255 minutes into hours and minutes.
4 hours and 15 minutes
Why should you show each step clearly when working with formulae?
Why should you show each step clearly when working with formulae?
Avoid mistakes & gain method marks