Curated OER
Locating the Salt Front
Young scholars use Hudson River salinity data to create a line
graph that shows the location of the salt front, and use math
skills to explore how this location varies over time. They use the graph to estimate the location of the salt...
Curated OER
Where Do Fish Live in the Hudson?
Pupils explore the environmental factors that influence where fish live and determine the makeup of fish communities in the Hudson. They interpret guided observations and measurements to assess patterns, sequences and relationships.
Curated OER
Smarties Investigation
In this math instructional activity, students participate in an investigation of Smarties candy. For example, students estimate how many candies they have in each color, count the actual number, and record the information in a tally chart.
Curated OER
BREAD IN A BAG
If possible, acquire a handful of wheat kernels from a local farmer or seed dealer. Hand them out so students can feel them and see what they look like. Share background information. 2. Draw a wheat kernel on the chalkboard, or use the...
Pennsylvania Department of Education
Adding Common Fractions
Fourth graders estimate various measurements. In this lesson plan on measurement, 4th graders estimate the length and mass of multiple objects. Students discuss the difference between a guess and a reasonable estimate and discuss using...
Curated OER
Decimals Vocabulary Matching
For this decimal vocabulary worksheet, students match a set of 27 words to their correct definitions. Answers are included on page 2; a reference web site is given for additional activities.
Curated OER
Math Homework: Fractions
In this fractions worksheet, students complete true/false questions, find equivalent fractions and use order of operations to solve problems that included exponents.
Curated OER
What is Your Favorite Class?
In this secondary mathematics worksheet, students solve a math riddle in which the answer will be that everyone’s favorite class is math. The one page explanation of the mathematics basis for the riddle is provided.
McGraw Hill
Glencoe: Self Check Quizzes 1 Subtracting Mixed Numbers With Renaming
Use Glencoe's randomly generated self-checking quiz to test your knowledge of subtracting mixed numbers with renaming. Each question has a "Hint" link to help. Choose the correct answer for each problem. At the bottom of the page click...
Khan Academy
Khan Academy: Add and Subtract Mixed Numbers 2 (With Regrouping)
Practice adding and subtracting mixed numbers with common (like) denominators. Some items require regrouping. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Khan Academy
Khan Academy: Add and Subtract Mixed Numbers With Unlike Denominators 2
Practice adding and subtracting mixed numbers with different denominators. Regrouping required. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
CK-12 Foundation
Ck 12: Elem Math: Subtracting Mixed Numbers With Common Denominators
[Free Registration/Login may be required to access all resource tools.] In this learning module, students subtract mixed numbers that have the same denominators. Includes video demonstrating a sample problem and a set of practice...
CK-12 Foundation
Ck 12: Elem Math: Subtracting Mixed Numbers With Different Denominators
[Free Registration/Login may be required to access all resource tools.] In this learning module, students subtract mixed numbers that have different denominators. Includes video demonstrating a sample problem [2:49] and a set of practice...
Better Lesson
Better Lesson: Subtracting Mixed Numbers
A lesson plan focused on subtracting mixed numbers using fraction strips and an interactive fraction pad.
Khan Academy
Khan Academy: Add and Subtract Mixed Numbers (No Regrouping)
Practice adding and subtracting mixed numbers.
Khan Academy
Khan Academy: Add and Subtract Mixed Numbers (No Regrouping)
Practice adding and subtracting mixed numbers with common (like) denominators. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Quia
Ixl Learning: Subtracting Mixed Numbers With Like Denominators
Brush up on your math skills pertaining to subtracting mixed numbers with like denominators then try some practice problems to test your understanding.
Khan Academy
Khan Academy: Add and Subtract Mixed Numbers With Unlike Denominators 1
Practice adding and subtracting mixed numbers with different denominators. No regrouping required. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
McGraw Hill
Glencoe: Self Check Quizzes 1 Adding and Subtracting Mixed Numbers
Use Glencoe's randomly generated self-checking quiz to test your knowledge of adding and subtracting mixed numbers. Each question has a "Hint" link to help. Choose the correct answer for each problem. At the bottom of the page click the...
McGraw Hill
Glencoe: Self Check Quizzes 2 Adding and Subtracting Mixed Numbers
Use Glencoe's Math Course 2 randomly generated self-checking quiz to test your knowledge of adding and subtracting mixed numbers. Each question has a "Hint" link to help. Choose the correct answer for each problem. At the bottom of the...
Sophia Learning
Sophia: Subtracting Mixed Numbers From Fractions
The lesson investigates how to subtract mixed numbers from fractions. A detailed example is included in the video lesson.
Khan Academy
Khan Academy: Add & Subtract Mixed Numbers With Unlike Denominators (Regrouping)
Practice adding and subtracting mixed numbers with different denominators. Regrouping required.
Khan Academy
Khan Academy: Add and Subtract Mixed Numbers (With Regrouping)
Practice adding and subtracting mixed numbers with common (like) denominators. Items require regrouping (borrowing).
Khan Academy
Khan Academy: Add/ Subtract Mixed Numbers W Unlike Denominators (No Regrouping)
Practice adding and subtracting mixed numbers with different denominators. No regrouping required.
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