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Lesson Plan
EngageNY

Substituting to Evaluate Addition and Subtraction Expressions

For Teachers 6th Standards
Substitute this resource for what you used to use. Learners identify patterns in data tables and write addition and subtraction expressions to represent relationships. Substitution allows them to solve problems in context in the 20th...
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Lesson Plan
EngageNY

Writing and Evaluating Expressions—Addition and Subtraction

For Teachers 6th Standards
Let Y represent Yes to using an excellent resource. Pupils first learn to define variables using a complete description in the 19th part in a series of 36. They write expressions involving addition and subtraction in real-world contexts...
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Lesson Plan
Curated OER

Addition and Subtraction of Fractions

For Teachers 3rd - 5th
Students demonstrate how to solve addition and subtraction of fractions. In this fractions instructional activity, students use folded paper to shade in fractional parts and identify the sum of the parts shaded.
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App
Little 10 Robot

YodelOh™ Math Mountain

For Students 1st - 6th Standards
Save the yodeler from falling off the top of the mountain using basic math skills. Have endless fun while developing fluency with addition, subtraction, multiplication, and division.
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Activity
Collaborative Learning Project

Four in a Row Addition and Subtraction

For Teachers 1st - 3rd Standards
Scroll down to find four fun addition and subtraction partner game boards, complete with endless opportunities for practice with numbers 0-38. Kids choose numbers from a number box and, depending on the game, either find the sum or the...
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Lesson Plan
Henrico County Public Schools

Models for Teaching Addition and Subtraction of Integers

For Teachers 5th - 8th Standards
Positive and negative numbers are everywhere in the world around us. Whether it's charged particles in atoms, a hot air balloon rising and falling in the sky, or a series of bills and checks being delivered in the mail, this resource...
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Lesson Plan
Mathematics Assessment Project

Generalizing Patterns: The Difference of Two Squares

For Teachers 8th Standards
After completing an assessment task where they express numbers as the difference of squares (i.e., 9 = 5^2 – 4^2), class members note any patterns that they see in the problems.
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PPT
Curated OER

Subtraction Grid Starter

For Teachers 3rd - 4th
Solving three-digit subtraction problems can be as easy as drawing a four by four grid. Learners practice using a grid to solve two subtraction problems.
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Worksheet
Curated OER

Addition and Subtraction Textual Problems

For Students 1st - 2nd
Learners problem solve to find answers to five addition and subtraction textual word math problems. They are encouraged to show their work in the space provided.
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PPT
Curated OER

Subtraction from 10

For Teachers K - 1st
Mr. Monkey is your math host today, and he is here to help your class subtract from 10. They can count back as a number line is used to demonstrate subtraction from 10. Each problem includes Mr. Monkey, an equation, and the number line...
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Lesson Planet Article
Curated OER

Addition and Subtraction Fact Family Lesson Plans

For Teachers 2nd - 3rd
Get more bang for your buck by teaching addition and subtraction fact family lesson plans.
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Interactive
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Scholastic

Study Jams! + and - Without Regrouping

For Students 1st - 4th Standards
Addition and subtraction are essential skills for all young mathematicians. Explain the step-by-step process with respect to place value using these real-world examples. Focus is on numbers in the tens, hundreds, and thousands, making...
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PPT
Curated OER

Who Wants to Win Millions-Subtracting

For Teachers 5th - 6th
Have your class play a game to review subtraction principles. In this presentation, learners answer questions related to subtracting numbers up to the millions. This is a fun way to practice these skills.
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Worksheet
Curated OER

Four Digit Subtraction with Negative Results Version 1

For Students 5th - 7th
In this negative number subtraction worksheet, students solve 80 problems that require them to subtract using 1, 2, 3, and 4-digit numbers with negative results.
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Worksheet
Curated OER

Subtraction Worksheet - 5 Minute Drill

For Students 2nd - 3rd
Build speedy math accuracy and automaticity with this 5 minute drill. Learners work for 5 minutes and solve as many of the 100 subtraction problems as they can.
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Worksheet
Curated OER

Subtraction Worksheet

For Students 2nd
In this subtraction worksheet, 2nd graders solve 30 subtraction problems, all involving subtracting two digit numbers from two digit numbers. There is no regrouping involved.
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Worksheet
Curated OER

Subtraction Worksheet

For Students 3rd
In this subtraction worksheet, 3rd graders solve 30 subtraction problems. The problems all involve subtracting two digit numbers from three digit numbers.
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Worksheet
Curated OER

Subtraction With Zeros In the Tens

For Students 3rd - 4th
In this subtraction worksheet, students solve 9 problems in which a two digit number is subtracted from a three digit number with a zero in the tens place. There is regrouping. Example: 808 - 49.
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Worksheet
Curated OER

Subtraction: Fill in the Gaps 3

For Students 5th - 7th
In this mathematical subtraction worksheet, students problem solve eighty subtraction equations by filling in the blanks with numbers that when subtracted from the other given numbers will equal the answer shown.
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PPT
Curated OER

Subtraction With Regrouping

For Teachers 3rd
This subtraction PowerPoint demonstrates the steps that students should take when solving subtraction problems that involve regrouping. The slides clearly show the steps involved and display examples as well. This PowerPoint is an...
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Lesson Plan
Curated OER

Two-Digit Subtraction With and Without Regrouping

For Teachers 2nd
Second graders subtract two-digit numbers. In this mathematics lesson, 2nd graders subtract both with and without regrouping. Students use manipulatives and place value mats to assist in problem solving.
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Lesson Plan
EngageNY

Addition and Subtraction Formulas 1

For Teachers 11th - 12th Standards
Show budding mathematicans how to find the sine of pi over 12. The third lesson in a series of 16 introduces the addition and subtraction formulas for trigonometric functions. Class members derive the formulas using the distance formula...
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Worksheet
Curated OER

Using Addends and Sum/Using Subtrahend, Minuend, and Difference

For Students 2nd - 4th
What is an addend? What is a sum? Review this math terminology on the top half of the worksheet before practicing basic addition. 
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Worksheet
DK Publishing

Subtraction Practice #1

For Students 2nd - 3rd Standards
Learn how to subtract two-digit numbers. The first section contains 20 problems, all written in the horizontal format, while the second section's problems involve money symbols. The last section has problems that are written out,...

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