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Lesson Plan
Curated OER

Solving Word Problems with Fish

For Teachers 4th - 6th
Send your class fishing...for the right answers! Small groups collaborate to create math word problems based on the fish in their classroom aquarium or on the aquarium itself. After all groups determine the answer for their ownproblem,...
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Worksheet
Curated OER

Fantastic Fractions

For Students 5th - 7th
Young math whizzes solve 20 various types of equations related to fractions. First, they state each portion shaded as a fraction in lowest terms. Then, they determine the missing numerator or denominator and determine the value of each...
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Lesson Plan
Curated OER

Fractions Forever!

For Teachers 5th - 8th
Middle schoolers identify proper, improper fractions, and mixed numbers.  They reduce fractions to their lowest terms. They add and subtract fractions with different denominators, and multiply and divide fractions, as well as decimal...
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Worksheet
Curated OER

Adding and Subtracting Fractions (B)

For Students 3rd - 5th
In this adding and subtracting fractions worksheet, students find the sums and differences of fractions with common denominators. Students solve 10 problems.
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Interactive
Curated OER

Adding and Subtracting Fractions (With Unlike Denominators)

For Students 5th - 6th
In this math worksheet, students subtract and add fractions with unlike denominators. Students solve the problem in steps. They are given examples of how to solve the problems.
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Worksheet
Curated OER

Subtract Fractions

For Students 3rd - 4th
In this subtracting and comparing fractions word problem worksheet, students use two recipes to solve and explain the differences. Students solve six word problems.
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Worksheet
Curated OER

Mixed Addition and Subtraction Word Problems 2, Version 4

For Students 2nd
In this finding the sum and difference word problem worksheet, 2nd graders add or subtract to problem solve. Students solve 5 problems.
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Worksheet
Curated OER

Beginning Subtraction #2

For Students 1st - 2nd
In this beginning subtraction worksheet, students observe models of subtraction problems to assist them in finding the difference. Afterward, they fill in the blank to subtraction problems. There are 21 subtraction equations on the page....
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Worksheet
Curated OER

Subtraction Practice Series: Worksheet 2

For Students 1st - 2nd
In this subtraction instructional activity, students find the difference of one and two digit numbers. There are 36 subtraction problems on this one-page instructional activity. An answer key is included.
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Lesson Plan
Curated OER

Calendar Math

For Teachers 2nd - 5th
Combine calendar-reading with math in this series of worksheets. Each of the 12 months describe a different character's schedule, followed by comprehension questions. Young scholars practice writing dates and days of the week,...
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Lesson Plan
Curated OER

Matrix Operations

For Teachers 10th - 11th
Two real-world activities to practice adding, subtracting and multiplying matrices to problem solve. Data from several Pro football quarterbacks is used in one activity to make some predictions based on their stats. Then the class takes...
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Lesson Plan
Curated OER

NUMB3RS - Season 2 - "Convergence" - Air Hockey

For Teachers 9th - 12th Standards
Learn how to use a matrix to organize data to solve a problem. This activity uses wins and losses to rank players for an air hockey tournament they wish to have. After practicing some basic matrix operations the class could do the...
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Lesson Plan
Curated OER

Matrix Analysis of Networks

For Teachers 9th - 11th
  Explore the connection between a finite graph, a directed graph, and a matrix. Graph lines and identify the relationship of matrices in real-world scenarios. Then use this information to work with a partner to plan and design a town...
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Lesson Plan
Curated OER

Matrix Madness!!

For Teachers 9th - 11th
Perform operations to add, subtract, multiply and divide matrices. Then solve problems with vectors using matrices. A three day lesson: Matrix Madness, Mystical Matrices, and Decode the Encode. The last lesson has prizes that the class...
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Lesson Plan
Center for Innovation in Mathematics Teaching

Vectors

For Teachers 9th - 12th Standards
Investigate vectors and learn how to use them. Explore why size and direction, as well as knowing speed and distance, are important components of the vector problems you are trying to solve. This is an extensive lesson which includes six...
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Lesson Plan
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Curated OER

Operating on Matrices

For Teachers 9th - 12th Standards
Learners investigate matrices by exploring addition, subtraction and multiplication of matrices.  Students find the determinant and inverse of a matrix.  The activity includes a set of practice problems
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Worksheet
Curated OER

10 More or 10 Less

For Students 1st - 2nd Standards
Practice adding and subtracting 10 with this outer space worksheet. On the top, scholars match digits floating in stars with sums inside a spaceship. Next, they do the same with subtracting 10, connecting numbers to differences. These...
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Worksheet
Curated OER

Add and Subtract within 1000

For Students 2nd - 3rd
There are some missing parts in these addition and subtraction problems. Scholars start by completing two number sentences, each involving all three-digit numbers. Then, they examine another number to determine the value of the tens...
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Worksheet
Curated OER

Add and Subtract within 1000

For Students 2nd - 4th
Solve these true equations; scholars examine three-digit addends, subtrahends, and minuends in these equations that are each missing one number. There is a list of possible answers to choose from, so decide whether or not you want to...
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Worksheet
Math Worksheets Land

Add and Subtract within 1000 - Independent Practice Worksheet

For Students 1st - 3rd Standards
Give your mathematicians some practice with three-digit numbers as they complete these addition and subtraction problems. There are six vertically-formatted equations to start, then learners add to and subtract from eight numbers...
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Worksheet
Curated OER

Arithmetic Patterns

For Students 2nd - 4th
When one number goes in, another comes out. Scholars are introduced to math functions as they multiply, subtract, and divide numbers to get new ones. There are three functions and tables of numbers here; pupils apply the rule to each...
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Worksheet
Curated OER

Mentally Add and Subtract 10 or 100

For Students 1st - 3rd
Don't let the title of this one fool you; scholars skip count only by 10 in this number sequence worksheet. They fill in missing numbers on a number line to complete each sequence, adding or subtracting 10. There are two addition...
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Worksheet
Math Worksheets Land

Add and Subtract to 100

For Students 2nd - 3rd Standards
Get some practice with double-digit addition and subtraction from all directions! Learners complete two equations for each operation, one horizontally and one vertically. Consider your objective with this one; do you want scholars to use...
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Worksheet
Curated OER

Mentally Add and Subtract 10 or 100

For Students 1st - 3rd
Here are some number lines that need to be completed. There are two number sequences, one to test addition skills and the other for subtraction. Both sequences include counting by 10, but the subtracting question has scholars count...