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Lesson Plan
Curated OER

Subtracting from Ten: Using Math with Music

For Teachers K - 1st
Students explore basic math functions by singing with their classmates. In this addition and subtraction lesson, students sing the song "5 Green and Speckled Frogs"and complete a list of subtraction problems. Students complete a...
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Lesson Plan
Curated OER

Football Math

For Teachers 6th - 8th
Develop an understanding of positive and negative numbers using football. Pupils create a football field and game pieces. The teacher gives plays and the pupils move pieces to see who wins the game.
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Worksheet
Curated OER

Add or Subtract

For Students 1st - 2nd
In this problem solving activity, students solve 3 story problems in which a situation is described that will require addition or subtraction. Students write the correct number sentence, then solve.
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Worksheet
Curated OER

Solving One-Step Addition Algebraic Equations

For Students 8th - 9th
For this algebraic equations worksheet, students solve nine one-step linear equations by subtracting.  A sample problem is provided as well as the solutions.
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Worksheet
Curated OER

Adding/Subtracting - More Than/Less Than

For Students 1st - 3rd
In this addition and subtraction worksheet, students answer the 20 questions on the page in which they are asked to write down a number that is one more or one less than the specified number. The answers are on the second page.
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Lesson Plan
Curated OER

Ten Sly Piranhas: A Counting Story in Reverse

For Teachers 2nd - 3rd
Learners solve related addition and subtraction problems. In this addition and subtraction instructional activity, students use the book Ten Sly Piranhas by William Wise as the source of word problems for learners to solve.
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Worksheet
Curated OER

Subtraction: Fill in the Blank

For Students 1st - 3rd
In this subtraction practice worksheets, students use their problems solving skills to solve 25 problems that require them to fill in the missing numbers in the subtraction problems.
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Worksheet
Curated OER

Solving One-Step Equations 1

For Students 7th - 9th
In this equations instructional activity, students solve one step equations by using one of the four operations. The pages are organized so the addition/subtraction problems are on one page and the multiplication/division problems are on...
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Lesson Plan
Curated OER

Like Terms

For Teachers 7th - 10th
Students examine various algebraic terms. They simulate the addition of like terms and adding and subtracting coefficients by acting out the variables.
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Worksheet
Curated OER

Adding and Subtracting Rational Expressions

For Students 9th - 11th
For this algebra worksheet, students add and subtract rational expressions using the LCM. They combine like denominators before they add and subtract the expressions. There are 8 questions.
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Lesson Plan
Curated OER

Factor Fun for Fifth Graders

For Teachers 5th
Fifth graders explore common factors. In this factorization lesson plan, 5th graders discover the greatest common factor among two numbers in a game format. Students build on previous knowledge to determine the greatest common factor.