Fractions

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Fractions
Evidence
Conceptions
Rational numbers
Resources
Introduction – setting the scene
Visualisations
Part – Whole Comparisons
Manipulatives
Learning fractions
Error or Misconception
Fraction as a Ratio
Websites
Teaching fractions
Equivalent fractions
Fraction as an Operator
Further Reading
Four Operations
Fraction as Quotient
Glossary
Tricks which do not aid understanding
Fraction as a Measure
References
Part – Whole Comparisons
Strength of Evidence
Transferability
Editors' Comments

Part – Whole Comparisons

Single Representation

Representation

  

Formal

A jar holds 50 ml of orange when full. The jar has 40 ml of orange left in it after Mike uses some. What fraction of the jar has orange left in it?

 pie 4/5