Curated OER
Percentages: Fractions To Percent
In this percentages instructional activity, students write eighteen fractions as percentages. Students problem solve each fraction as a percentage.
Illustrative Mathematics
Illustrative Mathematics: 8.ee Peaches and Plums
In this task, 8th graders are shown graphs of two linear functions and are asked to compare the costs per pound of two fruits without knowing their actual prices. To do this, they need to think about slope and unit rates. Aligns with...
Illustrative Mathematics
Illustrative Mathematics: 8.ee Dvd Profits, Variation 1
Eighth graders examine the costs of producing DVDs, taking into account the cost of building a factory. They need to look at units costs for DVDs, fixed prices, and building costs. They are asked to compare the costs for producing them...