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Showing Results for adding subtracting

Start your students on subtracting three-digit numbers with this lesson that breaks the problems down by place values!

Fluently Subtracting within 1000

Adding big numbers can be tricky, but this lesson introduces your students to a strategy that makes it less intimidating! Using the place value strategy will make the task less daunting.

Fluently Adding Within 1000

Many students cringe when they see a subtraction problem with multiple zeros. The “Subtract One” strategy in this lesson involves reducing the top number by one to turn the 0 digits into 9’s and then adding the one back in at the end.

“Subtract One” Strategy: Subtracting From Zeros Without Borrowing

Students will have fun adding larger numbers using an open number line, first by practicing and then playing a dice game in pairs or triads called Go Froggie!

Adding Three-Digit Numbers on an Open Number Line with Froggie Game

Students will find angle sums using a baseball diamond diagram.

Adding Angles

This lesson challenges young learners to add dialogue to their writing. Students will love using their creativity to write personal narratives. 

Narrative Writing: Adding Dialogue

In this lesson, students will practice strategies of subtracting time and apply them to real life scenarios. Also, use this game with the lesson that teaches addition of elapsed time called Beyond Just Addition.

Get There On Time: Elapsed Time Word Problem Strategies

Students will create angles by folding construction paper, creating angle addition sentences, and then adding the sum of angles on their models.

Folding for Angles

Help your students learn new vocabulary in this hands-on lesson. Your class will learn new words by adding a silent e on the end of familiar CVC words.


Silent E Springing Up

Don't throw away all of those extra copies of your book order forms! They make great springboards for math lessons. This lesson integrates them into activities designed to help young learners with money math.

Book Orders: Money

Teach your students to add and subtract time using number lines. Your class will be gladly moving backwards and forward to the minute solving for related word problems.

Timeline Solutions for Time Problems

With this pastry themed lesson, your students will apply addition strategies to solve two-step, three-digit addition word problems. Finding the solutions will be sweet!

Sweet Solutions

High order thinking skills are critical skills for students of all ages. In this lesson, your students will create word problems about money.

What's the Problem?

Word problems can be overwhelming to students, but if they have a tool to help them, they can handle it! Use this as a stand alone lesson or alongside *Stepping Through Addition and Subtraction Word Problems*.

Thinking Deeply About Word Problems

Make sure your students understand the word problem before they begin to solve it! Use this as a stand alone lesson or a pre-lesson for *Two-Step Word Problems with Mixed-Operations - Gamified!*

Word Problem Comprehension

With this movement-integrated lesson, students will use their energy to practice three-digit addition on a number line! Part of this lesson is designed for the outdoors, but the activities can easily be brought inside on a rainy day.


Hop! Hop! Hop!: Strategic Number Lines

Help your students subtract with confidence by sharing two different strategies. Use this lesson to build on students’ understanding of subtraction and to evaluate this key skill.

Subtraction with Regrouping

Teach your students to add mixed numbers and improper fractions with the same denominator using the counting up strategy with number lines.

Sums for Mixed Numbers and Improper Fractions

What's the difference between regular and irregular plural nouns? Your students will enjoy finding out via some fun writing exercises in this comprehensive lesson.

Interacting With Plural Nouns

Challenge your students to make their personal narratives come to life with strong action words, feelings, and thoughts. This lesson will help young learners develop their creativity and writing skills.

Narrative Writing: Vivid Descriptions

Help your students discover the power behind base ten drawings! Regrouping is a challenge for many students, but with this hands-on lesson, your students will be empowered with a new strategy to tackle difficult regrouping problems.


Strategic Drawings

Help! The numbers in our equations have run away and left their answers alone! In this lesson, students will review their math facts and knowledge to solve Ken Ken like puzzles and bring the numbers back to their places.

Missing Numbers: Math Review

Teach your students how repeated addition relates to multiplication. This lesson builds number sense and supports a conceptual understanding of multiplication.

Repeated Addition and Multiplication

Irregular verbs do not follow the same rules as other verbs. Use this lesson to teach your scholars how to form the past tense of irregular verbs and correctly use them in context.

Irregular Verbs in Context

Finding the perimeter of a polygon is a simple process with addition! Use this lesson to teach your students how to find the perimeter of polygons. 

Perimeter of Polygons

Do your students need extra practice forming words with the suffixes *-er* and* -est* depending on the context? With an abundance of words to explore, your students will learn how to determine which suffix is best for each individual context.

-Er and -Est: Which is the Best?

Suffixes can do some amazing things. They can turn "power" into "powerful," "big" into "bigger," and "fear" into "fearless." This hands-on lesson allows young writers to build their own words using different root words and suffixes.

Super Suffixes

Teach your students to find the perimeter of polygons using real world examples. They will make polygon pictures using tangrams and practice finding the perimeters of the polygons in their masterpieces.

Polygon Perimeters with Tantalizing Tangrams!

Help your students attach meaning between nouns, verbs, and corresponding modifiers! In this interactive lesson, students will be an active part of a noun and verb brainstorm before they use articles and adverbs.

Article and Adverb Attachments

Support your students' math fluency by teaching them about the relationship between multiplication and division through fact families. This lesson can stand alone or be used as a pre-lesson for the *Do You Know Your Math Facts?* lesson.

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Showing Results for adding subtracting