Los Angeles County Office of Education
Assessment for the California Mathematics Standards Grade 5
Test young mathematicians' knowledge with an assessment aligned to California's fifth grade state standards. The exam covers a multitude of concepts including fractions and decimals, positive and negative numbers, measurement; and...
Curated OER
Comparing and Ordering Fractions, Mixed Numbers, and Decimals
Young scholars practice comparing and ordering fractions, mixed numbers, and decimals. In this fractions, mixed numbers, and decimals instructional activity, students examine a decimal place value chart compared to a whole number place...
Curated OER
Adding and Subtracting Decimals
Students practice adding and subtracting numbers with decimals. In this decimals lesson plan, students use grid paper and money to learn how to add and subtract decimals.
Curated OER
Decimals: Collaborative Lesson
Learners explore mathematics by participating in a group activity. In this number value lesson, students identify the uses for decimals and how to best estimate whole numbers based on decimals and fractions. Learners collaborate with...
Curated OER
Giving it 100%
Learners build knowledge about the number relationships between decimals and percents as it relates to converting decimals into percents. In this decimal and percent instructional activity, students recognize equivalent forms of...
Curated OER
Percents and Discounts
Students convert between decimals and percents. In this algebra lesson, students define percent as it relates to sales and tax. They calculate the percents of number using multiplication.
Curated OER
Coin Drop
Students calculate the theoretical and empirical probability by dropping coins on a grid. They record their data and compare the theoretical and empirical data. Students make predictions about the results before conducting the experiment.
National Security Agency
Partying with Proportions and Percents
Examine ratios and proportions in several real-world scenarios. Children will calculate unit rates, work with proportions and percentages as they plan a party, purchase produce, and take a tally. This lesson plan recommends five...
Curated OER
How Many Thousandths Are in Your Box?
Students identify the different place values. In this algebra lesson, students represent decimal place values with manipulatives. They identify the correct place value using commas and mathematical reasoning.