Curated OER
Let's Take a Trip!
Sixth graders plan a trip for a family of four choosing their travel plan by studying maps to decide upon a route and visiting Websites to get airline and travel schedules. They use ratios and proportions as well as converting fractions...
Curated OER
Translating Between Verbal and Algebraic Expressions
Learners translate between verbal and algebraic expressions. After folding paper into four sections (multiplication, division, addition, and subtraction), students list code words under the appropriate section title. Next, they...
Curated OER
Mountain Math Worksheet
In this number sense worksheet, 5th graders solve 37 problems based on a given number. Students are asked to round the number, identify the number as even or odd and add 100 to the number.
Curated OER
End of the Year Math Terms
In this end of the year math test instructional activity, 4th graders complete problems including addition, division, measurement, decimals, and more. Students complete 22 problems.
Curated OER
Go Figure! Using Percents in the Real World
Sixth graders solve sales tax problems. In this solving sales tax problems lesson, 6th graders find the sales tax on various items. Students are given a list of expenses that a family spent on vacation before taxes. ...
Curated OER
The Number Partner
First graders study number pairs and identify number pairs that sum to numbers from 10 to 30. They use number pairs to solve addition and subtraction problems. They make sensible estimates and check the reasonableness of answers.
Curated OER
Math Practice Exam #2
In this math practice exam activity, students solve a total of 16 problems, adding, subtracting, multiplying and dividing fractions, simplifying expressions, finding values of expressions, calculating volume, finding circumference and...
Curated OER
Numbers Make Sense
Second graders explore number values by completing estimation problems in class. In this place value lesson, 2nd graders identify the use of decimals in numbers and how they relate to fractions or parts of a whole. Students utilize flash...
Curated OER
The Part-adder 1
Second graders investigate the addition of whole numbers. They mentally perform calculations involving addition and subtraction. They make sensible estimates and check the reasonableness of answers.
Curated OER
Rules of Exponents
Students solve problems involving exponents. Through a teacher led discussion, students explore the rules of exponents and create cards with "x's" on them. Given a division problem, students lay out "x's" to represent the numerator and...
Curated OER
Everyday Math Experiences
Students can put away the workbooks and experience a real world math day.
Curated OER
Finding the Area of Polygons
Third graders are exposed to finding the area of polygons by decomposing figures and recomposing them into rectangles. This strategy allows children to expand on their prior knowledge of constructing shapes by rearranging parts into...
Curated OER
Discovering Perimeter
Twelfth graders apply perimeter measurement to items found in newspapers and calculate the cost in terms of feet or yards. They share answers and explanations with classmates.
Curated OER
Two-Dimensional Drawings from Three-Dimensional Objects
Sixth graders identify and draw two-dimensional representations of a three-dimensional object. Students investigate the views of an object and determine that three views are required (front, one side and the top). Students use these...
Curated OER
Let's Take a Trip!
Sixth graders plan trip for family of four, and choose best travel plan by studying maps, considering different routes, and visiting Web sites to get airline and travel schedules.
Curated OER
Activity #8 Simulation of Oil Spills
Pupils conduct an experiment to simulate an oil spill and identify the characteristics of oil in water. They evaluate the effectiveness of various cleanup methods. They discuss the how to clean up an oil spill, and what causes oil spills.
Curated OER
Number and Algebra: Again and Again
Young scholars use a given spreadsheet to investigate an iterative process by changing the variables. They design their own spreadsheet to investigate the iterative process.
CK-12 Foundation
Ck 12: Elem Math: Adding and Subtracting Fractions Word Problems
[Free Registration/Login may be required to access all resource tools.] The mathematics resource includes a video and practice problems. The video is a tutorial on how to solve a subtraction word problem involving fractions with common...
Khan Academy
Khan Academy: Add and Subtract Fractions: Word Problems
In this exercise, students practice adding and subtracting fractions with unlike denominators word problems. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.
Khan Academy
Khan Academy: Add and Subtract Fractions Word Problems
Practice solving fraction addition and subtraction word problems. The fractions in these problems have unlike denominators. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or...
Khan Academy
Khan Academy: Add and Subtract Fractions: Word Problems 1
Practice solving word problems by adding and subtracting fractions with like denominators. Gaby ate 2 slices of pie and Daniel ate 2. If there were 10 slices of pie all together, what fraction did they eat? Students receive immediate...
Khan Academy
Khan Academy: Add and Subtract Fractions Word Problems (Same Denominator)
Practice solving word problems by adding and subtracting fractions. The fractions used in these problems have like (common) denominators.
Khan Academy
Khan Academy: Add and Subtract Fractions: Word Problems 2
Practice solving word problems by adding and subtracting fractions. The fractions used in these problems have like (common) denominators. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a...
Khan Academy
Khan Academy: Add and Subtract Fractions Word Problems
Practice solving fraction addition and subtraction word problems. The fractions in these problems have unlike denominators.