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Lesson Plan
Curated OER

The Part-Adder 2

For Teachers 3rd
Third graders use mental-math strategies to solve two-digit plus two-digit addition problems. They observe and discuss online demonstrations, solve word problems as a class, and independently solve problems and describe their solutions...
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Worksheet
Fuel the Brain

Doubles

For Students 3rd
Word problems can confuse your young learner, especially when the problem asks for "double that number." Using simple addition, your learner will learn how to find the solution to a problem that requires them to take the information from...
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Worksheet
Curated OER

Problem Solving-Number Bonds

For Students 2nd - 3rd
In this problem solving with number bonds worksheet, students use addition and subtraction to create number bonds and solve problems.
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Lesson Plan
Curated OER

Bicycle Ride

For Teachers 2nd
Second graders observe and demonstrate how to add and subtract three-digit numbers as they relate to word problems. They discuss an annual bike ride in Iowa, and solve problems on an activity sheet along with the teacher. Students draw a...
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Worksheet
Curated OER

Regroup Ones and Tens

For Students 2nd - 3rd
In this problem solving instructional activity, students analyze the information on a data table about the sizes of bears. Students use the table to solve 4 problems in which addition with regrouping twice is used.
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Lesson Plan
Curated OER

Learning to Add and Subtract

For Teachers 2nd - 4th
Young learners practice addition and subtraction to solve problems. They use a webquest application to model how to solve math problems using pictures, words and numbers, and also practice using multiplication and division.
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Lesson Plan
Curated OER

Coulomb's Law

For Teachers 9th - 11th
Students solve problems involving electric charges and force. In this physics instructional activity, student solve word problems using addition and subtraction of vectors. They identify the direction represented by a vector as it...
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Worksheet
Curated OER

Relate Addition and Subtraction

For Students 1st - 2nd
In this early childhood addition and subtraction worksheet, students solve 6 math story problems that help them see the relationship between adding and subtracting.
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Worksheet
Curated OER

Problem-Solving Strategy: Find a Pattern: Problem Solving

For Students 5th - 6th
In this finding patterns instructional activity, students use the problem solving strategy of understand, plan, solve, and look back to help them find the pattern in the swimming distances numbers. Students use the pattern to help them...
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Worksheet
Curated OER

Problem-Solving Strategy: Find a Pattern: Problem-Solving

For Students 4th - 5th
In this finding patterns instructional activity, students read the word problem about costume costs and study the graph. Students then follow the steps of understand, plan, solve, and look back to find the pattern.
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Worksheet
Curated OER

Focus on Problem-Solving: Explain Your Answer: Problem Solving

For Students 3rd - 4th
In this explaining answers worksheet, students read the word problem about a passenger helicopter and its speed abilities. Students use the understand, plan, solve, and look back method to solve the problem and then explain how they...
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Worksheet
Curated OER

Compare Three-Digit Numbers

For Students 4th - 5th
In this comparing numbers worksheet, learners use the table for 'How Many Miles to Chicago' from the cities of Atlanta, Buffalo, Boston, Lexington, and Baltimore. Students use the table to compare 3-digit numbers and solve the six word...
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Worksheet
Curated OER

Fun Math Worksheet 25

For Students 2nd - 3rd
In this addition instructional activity, students add the 3 digit numbers to solve the equations. Students complete 15 3-digit number problems.
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Worksheet
Curated OER

Story Subtraction

For Students 2nd - 3rd
In this story problems worksheet, students solve 5 word problems in which two and three digit numbers are subtracted. There will be regrouping.
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Worksheet
Curated OER

Not So Snappy 10

For Students 6th - 8th
In this order of operations (i.e., addition, subtraction, multiplication, division) worksheet, students solve 3 word problems demonstrating their understanding of the concept.
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Lesson Plan
Curated OER

Addition & Multiplication of Matrices

For Teachers 9th - 12th
Learners add and multiply matrices. They explore the dimensions of products of a matrix. After observing problems on the overhead, students solve their own matrix problems. They list and define the properties of matrix multiplication.
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Worksheet
Curated OER

Polynomials: addition and subtraction

For Students 7th - 10th
In this polynomials worksheet, students complete addition and subtraction problems containing polynomials with parenthesis. Students complete 10 problems.
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Worksheet
Curated OER

Addition up to 10

For Students 1st
In this addition activity, 1st graders add numbers to ten, completing problems as fast as possible, 20 total. An answer key is included on page 2.
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Activity
Illustrative Mathematics

Words to Expressions 1

For Teachers 5th Standards
Designed as a follow-up to the lesson plan titled Watch Out for Parenthesis 1, this activity asks young learners to write an equation for the calculation described with words rather than numbers and symbols. The treasure that 5th graders...
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Lesson Plan
Curated OER

Addition and Subtraction to 10

For Teachers 1st
In this addition and subtraction worksheet, 1st graders complete a set of problems using numbers 1-10, then color according to a key to create a picture.
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Worksheet
Curated OER

Decimals - Mid Chapter Quiz

For Students 5th - 7th
Here is a decimals learning exercise in which learners complete a quiz asking about least to greatest, standard form, sums, and more having to do with decimals. They complete eight problems.
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Lesson Plan
Curated OER

Addition, Subtraction, Multiplication and Division of Signed Numbers 2

For Teachers 6th - 8th
In this operation worksheet, middle schoolers solve integer equations using one operation. The equations require students to add, subtract, multiply or divide positive and negative numbers. Most equations contain only two integers, but a...
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Lesson Plan
Curated OER

Venn Diagrams & Word Problems

For Teachers 7th - 8th
Students explore the concept of Venn Diagrams through word problems. In this Venn Diagram lesson, students solve word problems about groups of people using Venn Diagrams. Students use survey results about MySpace and Facebook in a Venn...
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Worksheet
Curated OER

Addition and Subtraction of Decimals

For Students 5th - 6th
In these decimal skills worksheets, students solve the equations and word problems using addition or subtraction. Students then solve the decimal equations and word problems using addition or subtraction.

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