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Worksheet
Curated OER

Mentally Add and Subtract 10 or 100

For Students 1st - 2nd
Get your mental mathletes in top form with this number sequence worksheet! They must add or subtract 10 from a number to complete these number lines, finding the missing three-digit numeral from a list of answers. Encourage verbal or...
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Lesson Plan
EngageNY

Recursive Challenge Problem—The Double and Add 5 Game

For Teachers 9th - 10th Standards
Math is all fun and games! Use a game strategy to introduce the concept of sequences and their recursive formulas. The activity emphasizes notation and vocabulary.
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Lesson Plan
EngageNY

Recursive Challenge Problem—The Double and Add 5 Game

For Students 9th - 10th Standards
As a continuation of a previous lesson plan, this activity builds on the concept of calculating the terms of a sequence. Pupils are challenged to determine the smallest starting term to reach a set number by a set number of rounds....
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Worksheet
K12 Reader

Order of Adjectives: Add Another

For Students 3rd - 5th Standards
Some nouns need more than one adjective to adequately describe them. Using a reference poster that puts twelve categories of adjectives in order, class members fill in the blanks to complete eight sentences.
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Writing
K12 Reader

Adjectives Add Interest

For Students 3rd - 6th Standards
A world without adjectives would be a sad place indeed! Make sure adjectives stay around by teaching your class about what they are and how using them can make a boring story truly interesting. Learners put this idea into practice by...
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Worksheet
K12 Reader

Christmas Tree Add an Adjective

For Students 2nd - 3rd Standards
The star on the top of a Christmas tree can be beautiful, or it can be gold, or it can be shiny—or, in fact, it can be all three! A picture of a decorated Christmas tree encourages pupils to choose from a list of 18 adjectives to...
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Handout
2
2
Math Mammoth

Add & Subtract Integers Fact Sheet

For Students 5th - 8th Standards
Guide young mathematicians through the crazy world of negative numbers with a handy reference document. Offering clear instructions for adding and subtracting positive and negative integers, this resource is a great way to support...
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Interactive
Concord Consortium

What Is Pressure?

For Students 9th - 12th
Balloons bring great fun to the classroom, until they break. What's a teacher to do then? Break out the balloon of the computer age with a fun interactive! Science scholars add and remove atoms from their virtual balloons and observe...
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Activity
PBS

Breaking Point

For Teachers 3rd - 8th Standards
Leaf toughness can add to its herbivore appeal. Learns design an experiment to quantify leaf toughness and then perform their procedures. They follow the experiment with a set of questions that ask them to think about how leaf toughness...
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Lesson Planet Article
Curated OER

Add a Little Art to Your Math

For Teachers 3rd - 6th
Origami presents a beautiful way to express and test geometric and algebraic concepts.
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Worksheet
Curated OER

Odd Or Even Sums

For Students 2nd - 3rd
Build strong number sense through pattern recognition. Learners investigate whether the sum of each problem will be odd or even if they add certain combinations of numbers together. They complete 12 problems, adding odd+odd, odd+even, or...
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Worksheet
Curated OER

Christmas Math Addition

For Students K
In this Christmas theme addition worksheet, students add single-digit numbers to five, write the addends, and find the sum. Students write and solve addition sentences.
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Worksheet
Curated OER

Add Decimals Mentally

For Students 4th - 5th
In this adding decimals activity, students add a set of 5 decimal problems, then put missing decimal numbers to make sums add up to the number 1. Answers included, a reference web site is given for additional activities.
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Worksheet
Math Worksheets Land

Add and Subtract to 100

For Students 1st - 2nd Standards
Give your scholars some basic practice with addition and subtraction problems. Because the answers are explained at the bottom, consider projecting this and covering up the bottom, revealing only after class responses have been shared....
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Worksheet
Curated OER

Add Mixed Numbers With Like Denominators [C]

For Students 4th - 5th
In this mixed number addition instructional activity, students solve a total of 7 problems, adding mixed numbers with like denominators. An example problem appear at the top of the instructional activity.
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Worksheet
Curated OER

Add and Subtract Mixed Numbers Quiz

For Students 5th
Use this mixed number activity to have your charges complete a set of 13 problems, adding or subtracting mixed numbers. Answers are included on page 2, a reference web site is given for additional activities.
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Worksheet
Curated OER

Add and Subtract Decimals

For Students 4th - 6th
In this decimal worksheet, students read about adding and subtracting, then complete a set of 31 problems, adding, subtracting, solving for values of expressions and solving equations.
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Worksheet
Curated OER

Add and Subtract within 20

For Students 1st - 2nd
Here is a more interesting way to practice addition and subtraction number sentences. Learners complete two sum boxes, adding across and down then totaling for a final sum. They do the same with subtraction in two more boxes. Finally,...
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Worksheet
Curated OER

Mentally Add and Subtract 10 or 100

For Students 1st - 3rd
Here are some number lines that need to be completed. There are two number sequences, one to test addition skills and the other for subtraction. Both sequences include counting by 10, but the subtracting question has scholars count...
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Worksheet
Curated OER

Add and Subtract within 1000

For Students 2nd - 4th
Solve these true equations; scholars examine three-digit addends, subtrahends, and minuends in these equations that are each missing one number. There is a list of possible answers to choose from, so decide whether or not you want to...
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Worksheet
Curated OER

Add Three Numbers - Leveled Problem Solving

For Students K - 2nd
There are many ways to add. Learners add 3 single digit number together to find an answer to each of the 6 word problems. A great worksheet that builds problem solving and basic addition skills.
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Worksheet
Curated OER

Add and Subtract

For Students K - 2nd
In these twenty pages of addition and subtraction problems worksheets, students subtract one-digit from one-and two digits, add one-digit plus one- and two digits, and both add and subtract to problem solve. Students solve 200 problems.
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Worksheet
Curated OER

Add the Blocks Together

For Students K - 2nd
In this addition worksheet, students add the separated cubes together. Students add 6 problems where they are given cubes and numbers.
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PPT
Curated OER

Counting on to add

For Teachers 1st - 2nd
A cute little frog helps learners hop from number to number on the number line as they count on to add. They use the commutative property of addition to add the same numbers two different ways. A cute, simple, and potentially helpful...

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