Pennsylvania Department of Education
The Multiplicative Identity and Numbers Close to One
Pupils practice multiplying and dividing whole numbers by fractions. They study the multiplicative identity property that states that the product of any number and 1 is that number. They multiply whole numbers by fractions close to 1 and...
Curated OER
Equations and Inequalities
In this equations and inequalities instructional activity, 9th graders solve and complete 10 different multiple choice problems. First, they determine the property that best justifies the given statement. Then, students find the solution...