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Lesson Plan
Curated OER

Adding and Subtracting Integers

For Teachers 7th
Seventh graders review the concept of integers and how to combine them. They use the number line in different situations for the visual needed to see how adding can be done. Then students practice with numerical expressions.
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Activity
Florida Center for Instructional Technology

A Human Number Line: Teacher Notes

For Teachers 4th - 6th Standards
Twenty-one pieces of tagboard can lead your class to a greater understanding of integers when you use them to form a human number line. After creating this math tool, two strategies for adding and subtracting will have your...
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Worksheet
Curated OER

Adding Decimal Fractions Mentally

For Students 3rd - 4th
In this decimal addition worksheet, students solve 14 problems in which decimal numbers to the tenths or hundredths place are added. Problems are in horizontal format and students are encouraged to add mentally.
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Lesson Plan
Curated OER

Got These Properties? (Commutative in Addition/Zero in Addition and Subtraction)

For Teachers 2nd
Second graders examine the commutative property of addition and the property of zero in addition and subtraction. They complete an asessment worksheet to gain practice reading and working number sentences horizontally and vertically.
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Lesson Plan
Alabama Learning Exchange

Triple Addition Shuffle

For Teachers K - 2nd Standards
Get those kids practicing basic math skills. They practice adding 3 numbers together by playing the game "Triple Addition Shuffle." Each pair of learners shuffles number cards together, places them face down, then flips them over to...
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Unit Plan
1
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Mathematics Vision Project

Module 3: Polynomial Functions

For Students 9th - 12th Standards
An informative module highlights eight polynomial concepts. Learners work with polynomial functions, expressions, and equations through graphing, simplifying, and solving. 
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Assessment
EngageNY

Mid-Module Assessment Task: Grade 6 Math Module 2

For Students 6th Standards
Make sure scholars know all about fractions and decimals — not just a fraction of the information. The 12th installment of a 21-part series is a mid-module assessment. Learners solve problems in the context of a birthday party and a...
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Lesson Plan
Curated OER

Writing Number Sentences

For Teachers 6th - 8th
Students practice writing number sentences. After reading real world problems, they describe the same situation by writing a number sentence. Students use algebra tiles, or counters, to demonstrate the use zero pairs in solving...
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Lesson Plan
West Contra Costa Unified School District

Simplify Expressions and Solve Equations Using Two-Column Proofs

For Students 8th - 10th Standards
Increase understanding of the algebraic properties and their importance. Scholars justify their steps as they simplify expressions and solve equations. They formalize their work as two-column proof.
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Organizer
Curated OER

Thermochemistry

For Students 8th - 10th
In this thermochemistry worksheet, students indicate whether the given processes are endothermic or exothermic reactions. Students complete the phase change diagram as well as define a given set of vocabulary words. Students calculate...
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Worksheet
Curated OER

One-Digit Addition; No Regrouping Valentine's Drill

For Students K - 1st
Valentine's Day pictures decorate this addition practice worksheet, in which students add single digit numbers to single digit numbers. There are eighty problems in total, making this a good review activity or a fun timed math drill. An...
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Worksheet
Curated OER

Decimal Fractions with a Calculator

For Students 5th - 6th
In this decimals worksheet, students write what they had to do to change decimal numbers to other decimal numbers. Students complete 28 problems where they write if they added, subtracted, multiplied, or divided.
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Worksheet
Curated OER

Mental Math Ideas

For Students 3rd - 6th
In this mental math worksheet, students complete the multiplication and subtraction problems where they use the strategy "subtract all digits from 9 except the last one from 10". Students complete 26 problems.
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Worksheet
Curated OER

Significant Figures and Scientific Notation

For Students 9th - 12th
In this significant figure worksheet, students identify significant figures. They convert numbers from standard notation to scientific notation. This one-page worksheet contains 14 problems. Answers are included at the bottom of the...
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Lesson Plan
Curated OER

Place Value

For Teachers 2nd
Second graders use physical models to represent and demonstrate place value concepts by using base-ten blocks and hundreds charts. They compare numbers to see which number is smaller or larger and put numbers in order from smallest to...
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Worksheet
Curated OER

10 More or 10 Less?

For Students K - 2nd Standards
Take a rocket to the stars with using a math worksheet. Here, four sets of alien saucers, moons, rockets, and stars prompt young learners to match numbers with one more or ten more. Color the pictures for extra fun when students are...
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Lesson Plan
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Curated OER

Using Counting-on Strategy for Purchasing

For Teachers 9th - Higher Ed
Intended for learners with autism and developmental disabilities, this lesson uses the strategy of counting-on to enhance independent shopping skills. Learners will practice counting on to the next dollar value in order to purchase items...
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Lesson Plan
Resource Room

Multisensory Teaching: Positive and Negative Integers

For Teachers 5th - 7th Standards
Working with thermometers, sixth graders compare the value of positive and negative numbers. Plenty of teacher suggestions and independent practice ideas are presented. This website links to two more parts in this first of three integer...
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Lesson Plan
Virginia Department of Education

Formulas and Percent Compositions of Ionic Compounds

For Teachers 9th - 12th Standards
Try not to blind anyone with science by following the safety rules. The lesson plan encourages scholars to form an ionic compound from magnesium and chlorine. Then they determine the empirical formula and determine the mole ratio and...
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PPT
Curated OER

Atoms, Molecules and Ions

For Teachers 9th - 12th
Atomic theory, experiments that contributed to our knowledge of matter, atomic structure, isotopes, and ions are covered in these 33 slides. Quality diagrams and labeled charts will help activate understanding. The presentation concludes...
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Worksheet
DK Publishing

Money Word Problems #3

For Students 2nd - 3rd Standards
Money is an excellent way to help young mathematicians practice adding and subtracting numbers with decimals. They solve 15 word problems representing a variety of scenarios for calculating money. For some, scholars determine which bills...
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Worksheet
DK Publishing

Learning 9 - Write the Number

For Students Pre-K - K Standards
As novice counters learn numbers 0-10, use this exercise to focus on the number nine. They begin by tracing and printing the numeral several times. Next, learners count sets of stars and record the totals, all of which are nine....
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Lesson Plan
Curated OER

A Human Number Line

For Teachers 8th
Eighth graders act out a number line using integers -10 to 10 on large cards. They practice addition and subtraction of these integers to gain explain the relative size of numbers.
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Lesson Plan
Curated OER

Meba Math (K-1)

For Teachers K - 1st
Students work with counters and math mats to demonstrate number concepts. In this number concept instructional activity, students use cubes and configuration cards to show more or less than given numbers.