Curated OER
Adding and Subtracting Fractions
In this adding and subtracting fractions instructional activity, students are guided through the process of adding and subtracting fractions and finding the least common denominator for fractions with different denominators. They...
Curated OER
Mathematics Within: Algebraic Patterns
Students comprehend that ratios and fractions are interchangeable. They compare ratios using common denominators, cross multiplication, and intuition. Students find equivalent fractions. They comprehend that equivalent ratios do not...