This key facts covers Key Rules within Algebraic Fractions for GCSE Mathematics. Revise Algebraic Fractions in Algebra for GCSE Mathematics with 13 exam-style questions and 12 flashcards. This topic shows up very often in GCSE exams, so students should be able to explain it clearly, not just recognise the term. It is section 2 of 5 in this topic. Use this key facts to connect the idea to the wider topic before moving on to questions and flashcards.
Key Rules
| Operation | Method |
|---|---|
| Simplifying | Factorise top and bottom, cancel common factors |
| Multiplying | Multiply tops, multiply bottoms, then simplify |
| Dividing | Flip the second fraction, then multiply |
| Adding/Subtracting | Find common denominator, combine numerators |
Practice questions for Algebraic Fractions
Simplify 6x²/3x
Explain why you need a common denominator when adding algebraic fractions.
Quick recall flashcards
Simplifying Algebraic Fractions
Factorise top and bottom FIRST, then cancel common factors
Graphical Inequalities
Solid line = ≤ or ≥. Dashed line = < or >. Shade region