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Lesson Plan
Illustrative Mathematics

The Napping House

For Teachers Pre-K - 1st Standards
How many people and animals can cram into a single bed? Find out with this cross-curricular math and language arts lesson. Following along with a reading of the children's book The Napping House by Audrey Wood, young mathematicians add...
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Lesson Plan
Curated OER

Wallflowers: Adding and Multiplying Integers

For Teachers 8th - 10th
Students solve word problems in which they add, subtract, multiply, and/or divide integers, identify rules and patterns for multiplying and dividing integers, create scenarios that represent each expression, and evaluate expressions.
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Worksheet
Curated OER

Addition Drills, part 2

For Students 1st - 3rd Standards
Add them up! Scholars add up double-digit addends to find sums for 32 equations. There are three examples learners can reference if needed, and they have to regroup for many of these. The equations aren't numbered, so consider doing this...
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Worksheet
Curated OER

Addition Word Problems #1

For Students 2nd - 3rd Standards
Math is all around us, and scholars observe various addition scenarios as they solve 15 word problems. Each of these involve two-digit addends, some of which are money values. Although there are no decimals or fractions, learners do need...
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Worksheet
Curated OER

Adding and Subtracting

For Students 2nd - 3rd
Adding and subtracting 100 is a breeze once scholars understand the role place value plays in this math process. They examine four examples before adding 100 to 24 numbers and subtracting 100 from 24 more. If you haven't yet covered...
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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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Lesson Plan
Curated OER

Fraction City

For Teachers 4th - 7th
Welcome to Fraction City! This is an incredibly interactive and fun way to teach properties of fractions, and reaches multiple learning styles. Scholars create "blocks" by folding strips of paper in various increments (thirds, fourths,...
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Worksheet
Curated OER

Critical Thinking Problems

For Students Pre-K - K
Young mathematicians practice their reasoning as well as adding and subtracting skills with this worksheet that includes five simple word problems about birthdays. Learners are give pictures of birthday cakes and based on the number of...
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Lesson Plan
Curated OER

Two-Digit Addition: With Regrouping (A)

For Teachers 2nd - 3rd
This worksheet provides 100 opportunities for your class to practice adding two-digit numbers that require regrouping. An answer key is included.
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Lesson Plan
Curated OER

Two-Digit Addition: No Regrouping (B)

For Teachers 2nd - 3rd
Young mathematicians practice adding two-digit numbers without regrouping. The worksheet includes 100 problems and an answer key.
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Lesson Plan
Curated OER

Addition Practice: Various Digits (B)

For Teachers 2nd - 5th
Solve 100 problems on this math worksheet that requires adding two numbers with varying numbers of digits.
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Lesson Plan
Curated OER

Four-Digit Plus Three-Digit Addition (B)

For Teachers 2nd - 5th
This worksheet provides 100 problems that require adding four-digit and three-digit numbers. The answer key is included.
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Lesson Plan
Curated OER

Addition of Four Numbers (A)

For Teachers 3rd - 6th
One hundred problems require adding 4 numbers with varying numbers of digits. An answer key is provided.
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PPT
Curated OER

Who Wants to Win Millions: Variables

For Teachers 4th - 5th
Lead your class on an exploration of basic algebra using this resource. As part of a game, learners answer algebra questions involving addition, subtraction, multiplication, and division. 
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PPT
Curated OER

Who Wants to Be a Champion: Adding

For Teachers 2nd - 3rd
Have your class practice adding two, three, and four digit numbers using this game. This resource provides a great way to practice these important skills in a motivating way. It could be a good center activity.
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PPT
Curated OER

Who Wants to Win Millions-Counting by Twos and Threes

For Teachers 2nd
Make learning fun for your second graders. Use this game to have learners practice counting by twos, counting by threes, identifying odd and even numbers, and adding.
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PPT
Curated OER

Suma de dos Digitos

For Teachers K - 2nd
Step-by-step instructions on adding two-digit numbers are visualized in this colorful PowerPoint. There are a total of eleven example problems for students to complete as a class. Note: Instructions are in Spanish.
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Worksheet
Curated OER

Composing Numbers

For Students 1st
Learners add-on to determine which set of blocks make each of the four given numbers. There are five sets of blocks, they count the two block sets that compose the indicated number when added together.
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PPT
Curated OER

Basic Addition Practice

For Teachers 1st - 2nd
Here is a simple presentation which will give young mathematicians practice in adding numbers together. The problems are quite simple, but this would be a good way to encourage your charges to utilize mental math.
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Lesson Plan
Curated OER

Adding and Subtracting Integers

For Teachers 6th - 7th
Middle schoolers use discs in order to add and subtract integers. There are manipulatives present so kinesthetic learners can access the curriculum. They also review the concept of the opposite of positive and negative numbers.
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Lesson Plan
Curated OER

Math Relay

For Teachers 4th
This is really a math review for older elementary learners to practice making equations using adding, subtracting, multiplying, and dividing in a fun way. They get to move around and play with hula hoops, bean bags, balls, and jump...
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Lesson Plan
Curated OER

Bunnie Education: 1-10 Worksheet

For Teachers 1st
In this elementary math worksheet, 1st graders practice adding simple numbers in order to practice counting up to the value of ten. This is done in ten problems.
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Lesson Plan
Curated OER

Adding and Subtracting Mixed Numbers Lesson Plan

For Teachers 4th - 5th
Students investigate fractions while adding and subtracting mixed numbers. They discuss how to add and subtract mixed numbers and they practice working with mixed numbers. They complete a worksheet while working with mixed numbers.
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Worksheet
Curated OER

Fraction Test: Mixed Operations

For Students 4th - 5th
In this fractions worksheet, students practice their fractions skills by completing problems. Students complete twenty-five fractions problems. Students add, subtract, multiply, and compare fractions in this worksheet.