- Understanding Equivalence: Examples of Fractions Equivalent to 1/2National Center on Intensive Intervention
- Understanding Equivalence: Identifying Fractions Equivalent to 1National Center on Intensive Intervention
- Understanding Equivalence: Finding Equivalent Factors for 1/5, 2/5, and 3/5National Center on Intensive Intervention
- Understanding Equivalence: How Many 1/8 Pieces are Equivalent to 1/2?National Center on Intensive Intervention

- Comparing fractions visually