Worksheet
Curated OER

Adding and Subtracting Like Mixed Numbers (9)

For Students 3rd - 4th
In this adding and subtracting mixed numbers activity, students add whole numbers and fractions with common denominators. Students solve 10 problems.
Lesson Plan
Curated OER

Adding and Subtracting Decimals

For Teachers 4th
Fourth graders develop the concept of adding and subtracting decimals. For this decimal lesson, they participate in a teacher directed demonstration of how to add and subtract decimals. They work in teams as each person performs one step...
Worksheet
Curated OER

Adding and Subtracting Fractions/Mixed Numbers (9)

For Students 3rd - 5th
In this adding and subtracting fractions and mixed numbers activity, students solve 10 problems that require them to add and subtract mixed numbers and fractions.
Worksheet
Curated OER

Adding and Subtracting Like Mixed Numbers (10)

For Students 4th - 6th
In this adding and subtracting mixed numbers worksheet, students use their math skills to solve 10 problems that require them to add and subtract mixed numbers with like denominators.
Worksheet
Curated OER

Adding and Subtracting Like Mixed Numbers (8)

For Students 4th - 6th
In this adding and subtracting mixed numbers worksheet, students use their math skills to solve 7 problems that require them to add and subtract mixed numbers with like denominators
Worksheet
Curated OER

Adding and Subtracting Mixed Numbers [6]

For Students 4th - 5th
In this adding and subtracting mixed numbers activity, students solve 10 problems using mixed numbers. Answers are included on page 2.
Worksheet
Curated OER

Adding and Subtracting Like Mixed Numbers (5)

For Students 5th
For this fraction addition and subtraction worksheet, 5th graders add and subtract the like mixed number fractions. Students solve 10 fraction problems.
Worksheet
Curated OER

Adding and Subtracting Like Mixed Numbers (4)

For Students 5th
For this mixed number fraction worksheet, 5th graders add and subtract the like mixed number fractions. Students solve 10 fraction equations.
Worksheet
Curated OER

Adding and Subtracting Like Mixed Numbers (3)

For Students 5th
In this mixed number fractions worksheet, 5th graders add and subtract the like mixed number fractions. Students solve 10 fraction equations.
Lesson Plan
Curated OER

Piecing it Together: Adding & Subtracting Fractions

For Teachers 5th - 8th
Students add and subtract fractions and mixed numbers with unlike denominators. They "fish" for and solve a number of fraction problems requiring adding, subtracting, finding equivalent fractions, and using mixed numbers.
Lesson Plan
Curated OER

Three-Digit Addition and Subtraction (B)

For Teachers 3rd - 5th
In this adding and subtracting thee-digit numbers worksheet, students solve with mixed regrouping and no regrouping. Students solve 49 problems.
Lesson Plan
Curated OER

Three-Digit Addition and Subtraction (A)

For Teachers 3rd - 5th
In this adding and subtracting three-digit numbers worksheet, students solve with mixed regrouping and no regrouping. Students solve 49 problems.
Worksheet
Curated OER

Adding and Subtracting Integers Two

For Students 3rd - 6th
In this addition and subtraction worksheet, students add and subtract one and two digit numbers including negative numbers. Students complete 120 problems.
Worksheet
Curated OER

Adding, Subtraction, Multiplying, and Dividing Fractions and Mixed Numbers

For Students 5th - 8th
In this fractions activity, students first review addition, subtraction, multiplication, and division without fractions.  Next, students add and subtract fractions in fifth-three problems, followed by multiplying in forty-four...
Worksheet
Curated OER

Add or Subtract

For Students 1st - 2nd
In this math worksheet, students solve thirty addition and subtraction problems. The problems contain one-digit and two-digit numbers.
Organizer
Curated OER

Arithmetic with Positive and Negative Numbers

For Students 6th - 9th
In this arithmetic with positive and negative numbers worksheet, students 5 multi-step problems.  Students find the sum of positive and negative integers.  Students practive multiplying and dividing positive and negative...
Lesson Plan
Curated OER

Investigation-Reasoning and Proof

For Teachers 3rd
Third graders determine the outcome of each of the following situations and justify their findings: even number + even number = ?, even number + odd number = ?, odd number + odd number = ?, and odd number + even number = ?.
Assessment
1
1
California Education Partners

Cady's Cats

For Students 5th Standards
How much can a cat eat? The five-question fraction assessment asks pupils to determine the fractional portion of a food box eaten by cats. Learners show their proficiency in adding and subtracting fractions using several scenarios...
Lesson Plan
Illustrative Mathematics

Mile High

For Teachers 5th - 7th Standards
What is the meaning of sea level? This resource helps your class understand the meaning of elevations above, below, and at sea level. Provides for good discussion on using positive and negative numbers to represent quantities in the real...
Lesson Plan
National Security Agency

Borrowing from Our Neighbors

For Teachers 2nd - 4th Standards
Young mathematicians explore two-digit subtraction. They will investigate multiple ways to subtract numbers involving regrouping. Resources are provided.
Interactive
Curated OER

Adding and Subtracting Fractions

For Students 4th - 8th
In this adding and subtracting fractions activity, students add and subtract fractions with common denominators. Students complete 10 problems total.
Worksheet
Curated OER

Adding and Subtracting with Tenths

For Students 5th - 8th
In this adding with tenths worksheet, students add and subtract numbers whose decimals go to the tenths place. Students complete 10 problems total.
Worksheet
Curated OER

A Frightening Mix of Math: Add and Subtract

For Students 2nd - 3rd
In this mixed operation instructional activity, students solve a total of 36 problems, addition and subtraction. Answers are included on page 2.
Worksheet
Curated OER

Add and Subtract within 20 - Guided Lesson Explanation

For Students 2nd
Provide second graders with an explanation for how to find the total value of numbers written in a series of boxes.. The resource provides answers and explanations for problems on a referenced worksheet that is not included.

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