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Lesson Plan
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Baylor College

Living Things and Their Needs: The Math Link

For Teachers K - 3rd Standards
Enrich your study of living things with these cross-curricular math activities. Following along with the story Tillena Lou's Day in the Sun, learners will practice addition and subtraction, learn how to measure volume and length, work on...
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Lesson Plan
US Environmental Protection Agency

Weather and Climate: What's the Difference?

For Teachers 4th - 8th
Future weather forecasters collect daily temperatures over a period of time. Afterward, they compare their data with monthly averages, as researched on national weather websites, in order to grasp the difference between weather and...
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Lesson Plan
Illustrative Mathematics

What’s Missing?

For Teachers Pre-K - 1st Standards
Now you see them, now you don't! This fun peek-a-boo activity engages young mathematicians in developing their ability to compose and decompose numbers. After being presented with a series of counters, children close their eyes while the...
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Activity
Baylor College

Water: The Math Link

For Teachers 1st - 4th Standards
Make a splash with a math skills resource! Starring characters from the children's story Mystery of the Muddled Marsh, several worksheets create interdisciplinary connections between science, language arts, and math. They cover a wide...
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Lesson Plan
EngageNY

One-Step Equations—Addition and Subtraction

For Teachers 6th Standards
Just one step is all you need to find success in solving equations. The 27th installment in a series of 36 teaches how to solve one-step equations involving addition and subtraction. Tape diagrams help future mathematicians in this task.
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Lesson Plan
Curated OER

Peanut Math

For Teachers 2nd - 3rd
I really like this clever lesson on using peanuts to help facilitate the learning of addition and subtraction for your young mathematicians. Youngsters use peanuts as "counters" for a variety of math problems that include greater than...
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Worksheet
Curated OER

Multiplying Special Case Polynomials

For Students 8th - 10th
In this algebra worksheet, learners practice finding the product of two binomials. In each case either the answer represents a difference of squares or a perfect square trinomial. There are 26 problems with an answer key.
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Worksheet
Raytheon

Time Goes By!

For Students 4th - 8th
In this time worksheet, learners complete problems about time including addition and subtraction, word problems, fill in the blanks, elapsed time, and more. Students complete 64 problems total.
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PPT
Curated OER

Egyptian Math Problems

For Teachers 4th - 6th
Count like an Egyptian! Put an ancient twist on everyday problem solving by providing kids a chance to solve ancient Egyptian math problems. There are 39 different questions that require learners to solve addition and subtraction...
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PPT
Curated OER

Subtraction Problems

For Teachers 4th
In need of a complete and thorough presentation that shows reviews and implements problem solving? Four basic problem-solving steps are outlined, and a complex word problem involving subtraction is presented and used to demonstrate the...
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Worksheet
Curated OER

Add and Subtract Within 20

For Students K - 2nd
Break down addition and subtraction into short sentences using this brief worksheet. Each question prompts scholars to make a number by doing three math operations. For the first, they make 10 by adding three, adding five, and...
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Worksheet
DK Publishing

Finding 1 Fewer

For Students Pre-K - 1st Standards
Can your kindergartners identify which group of pictures has one fewer? Given three groups of pictures (kites, planes, and butterflies), youngsters count the amount of items and check the box for the group that has one fewer. A great way...
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Worksheet
Curated OER

Finding Patterns

For Students 1st - 2nd Standards
What's the pattern? Learners skip count to complete 12 sequences, some of which increase and some of which decrease. As they solve each number pattern they count by 2, 3, 4, 5, 6, 10, and 100, getting some extra subtraction and addition...
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Worksheet
Curated OER

Real-Life Problems

For Students 1st - 3rd Standards
There's a party going on! Learners examine an image of a birthday party and answer 10 analysis questions. They employ a variety of math skills including telling time, days of the week, division, subtraction, multiplication, addition,...
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Worksheet
Curated OER

Reading Tally Chart

For Students 1st - 2nd
As learners explore data analysis have them practice reading tally charts using these examples. They answer basic questions about each of three charts, employing addition and subtraction skills. For example, a chart tallying t-shirts...
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Worksheet
DK Publishing

Real-Life Problems: Miles, Pounds, and More

For Students 4th - 5th Standards
Give young arithmeticians an applicable way to use their addition and subtraction skills with these five word problems. Each one presents a scenario requiring they add or subtract numbers with units (money, distance, weight,...
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Worksheet
DK Publishing

Real-Life Word Problems

For Students 1st - 3rd Standards
Prepare your second graders for word problems with a straightforward review worksheet. Use it after a unit on addition and subtraction up to 100, or after you have worked on money math. A sample word problem prompts young learners to...
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Worksheet
Curated OER

Subtracting Fractions #2

For Students 4th - 6th Standards
Challenge your fifth graders with a activity on subtracting fractions. Each subtraction problem features fractions with different denominators, and prompts learners to follow several steps to fully reduce the answer. A great way to...
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Lesson Plan
Curated OER

Solving Problems Involving Subtraction

For Teachers 4th - 6th Standards
Here is an excellent lesson plan on solving subtraction word problems using fractions and mixed numbers. Learners complete three activities that will help them to explore and better-understand the world of mixed numbers. Fraction bars...
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Worksheet
Curated OER

Colorful Math - Subtraction Facts to 20

For Students 1st - 2nd
Parrots are colorful birds and make for some colorful math. Learners subtract to find answers in order to determine how the parrot should be colored. There are 16 problems to solve.
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Lesson Plan
Curated OER

Subtraction

For Teachers 1st - 2nd
Students explore subtraction. In this mathematics lesson, students practice how to subtract numbers from 20, 100 and other whole numbers. Students realize that there are number bonds which can help with subtraction like 3 and 17 bonds to...
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Worksheet
Curated OER

Single Digit Subtraction

For Students 1st - 3rd
In this single digit subtraction worksheet, students problem solve whole numbers. In this short answer worksheet, students write twenty differences.
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Worksheet
Curated OER

Subtraction Worksheet

For Students 3rd - 4th
In this subtraction puzzle worksheet, students solve six subtraction puzzles by solving for the difference of several equations. There are four subtraction problems for students to solve in each puzzle.
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Worksheet
Curated OER

Single Digit Subtraction

For Students 1st - 2nd
In this single digit subtraction worksheet, students problem solve. In this short answer worksheet, students write twenty differences.

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