Differences of Fractions with Different Denominators

Subtracting fractions with unlike denominators is the focus of an interactive designed to boost mathematicians' problem-solving skills. Five questions challenge participants to answer multiple-choice and true or false questions with help from moveable fraction circles. The practice ends with a discussion question. 

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CCSS: Designed
Additional Tags
Instructional Ideas
  • Assign the link for homework after direct instruction and guided practice 
  • Direct early finishers to practice their math skills when other tasks are complete 
  • Encourage pupils to use their notes and work problems out on scratch paper 
Classroom Considerations
  • A free CK-12 account is required to access the interactive 
  • Feedback is revealed after responses are chosen 
  • Hints and additional information are provided 
  • Fraction circles are color-coded 
  • None
Common Core