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LCM or GCF?

Exercise and reference answers

Items
  1. Item
    Add two fractions
    Category
    Use the LCM
  2. Item
    Order fractions
    Category
    Use the LCM
  3. Item
    Common denominator
    Category
    Use the LCM
  4. Item
    Simplify a fraction
    Category
    Use the GCF
  5. Item
    Cancel a ratio down
    Category
    Use the GCF
  6. Item
    Largest shared factor
    Category
    Use the GCF
Categories
  1. Item
    Use the LCM
  2. Item
    Use the GCF
Instructions
Tap a task, then whether it needs the LCM or the GCF.
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