Operations on fractions (Edexcel GCSE Maths): Flashcards
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Denominator of a fraction
Denominator of a fraction
Bottom number; shows how many equal parts in the whole
Requirement for adding/subtracting fractions
Requirement for adding/subtracting fractions
Must have the same denominator
Best common denominator to use
Best common denominator to use
Lowest Common Multiple (LCM) of both denominators
What to add when adding fractions
What to add when adding fractions
Add the numerators only; keep denominator the same
Method to multiply fractions
Method to multiply fractions
Multiply numerators together, multiply denominators together
Common denominator for multiplication
Common denominator for multiplication
Not needed
Writing whole numbers for fraction operations
Writing whole numbers for fraction operations
As fractions with denominator 1
Method name for dividing fractions
Method name for dividing fractions
Keep, Change, Flip
Keep, Change, Flip means
Keep, Change, Flip means
Keep 1st fraction, change ÷ to ×, flip 2nd fraction
Reciprocal of a fraction
Reciprocal of a fraction
The fraction flipped upside down
When to simplify fraction answers
When to simplify fraction answers
Only if question asks for simplest form
Method to compare fractions
Method to compare fractions
Convert to equivalent fractions with same denominator