Mathematics GCSE
Unit conversion before comparison
What Unit conversion before comparison means in Mathematics GCSE, as defined for AQA.
Definition of Unit conversion before comparison
Check what you remember
Read the wording for your board, then hide it and explain Unit conversion before comparison in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: AQA
Quantities must be in the same unit before forming the fraction; convert first, then simplify.
Topics that use Unit conversion before comparison
- Ratio, proportion and rates of change (AQA GCSE)
Related terms
- Algebraic rearrangement of compound-unit formulae
- Checking the reasonableness
- Chord versus tangent
- Comparing quantities of the same kind
- compound interest
- Compound Measure
- compound unit
- constant of proportionality
Using Unit conversion before comparison in the exam
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