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Lesson Plan
Illustrative Mathematics

Comparing Numbers

For Teachers K - 2nd Standards
Young mathematicians spin their way to a deeper number sense with this fun, collaborative activity. Using two spinners, one with the numbers 0-9 and the other with the decades 00-90, pairs of students take turns building and comparing...
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Worksheet
Curated OER

Count the Tally Marks!

For Students K - 2nd
How many tallies do you see? Learners examine eighteen sets of tally marks with values from 1-18, writing the number value beside them. Depending on how you want to use this, you may want to cut these out and have learners rearrange them...
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Lesson Plan
Curated OER

Measuring Mixed Numbers

For Teachers 4th - 5th
Mixed numbers can be added conceptually, algorithmically, and physically. Have the class visualize mixed numbers by adding fraction bars together. They then discover the algorithmic process that simplifies adding mixed numbers. Finally,...
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Lesson Plan
Curated OER

Comparing and Ordering Fractions, Mixed Numbers, and Decimals

For Teachers 4th - 5th
Create your own fraction kits by folding and labeling paper using fraction vocabulary. Learners then work in groups to use these in comparing and sequencing both whole numbers and fractions. They also create unit cubes and develop an...
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Worksheet
K-5 Math Teaching Resources

Subtracting Mixed Numbers (Unlike Denominators)

For Students 3rd - 7th Standards
Young mathematicians demonstrate their ability to subtract mixed numbers by completing this collection of fraction word problems. From figuring out the weight of objects in a package, to finding the difference in height between two...
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Worksheet
Inspired By Kindergarten

Numbers 1-10

For Students Pre-K - K
Preschoolers and kindergartners can master numbers 1-10 with a set of math worksheets. Each page features one number that kids trace, represent with tally marks, and write what number they will have after adding or subtracting 1.
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Lesson Plan
Curated OER

Getting to Know Numbers

For Teachers 1st - 2nd
Learners study the math concepts associated with the calendar including days of the week, months of the year, odd/even numbers and numbers which come before and after. They use handheld computers with the appropriate software.
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Worksheet
Mathed Up!

Negative Numbers

For Students 5th - 7th Standards
Eight independent worksheet pages challenge scholars to solve 12 problems that focus on negative numbers in the context of temperature in degrees of celsius. 
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Worksheet
Helping with Math

Factors With Prime and Composite Numbers (1 of 2)

For Students 4th - 6th Standards
Math monsters examine nine numbers, factor them, and then determine if they are composite or prime. You can print this worksheet off of the website, but it does not fit neatly onto one page. Consider projecting it on your class screen...
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Worksheet
Curated OER

Worksheet 2 - Odd & Even Numbers

For Students 1st - 2nd
Here's a good worksheet to use as a way to assess how well the class understood the lesson on odd and even number. They will mark odd and even numbers, add odd number, add even numbers, mark the odds and evens, then answer 3 related fill...
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Lesson Plan
Curated OER

Building Numbers to 50

For Teachers 2nd - 3rd
Students explore how to represent numbers using cubes and draw them accordingly. They discuss place value and the base ten number system using manipulatives. Students roll a dice and take that many blocks. They write down their resulting...
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Printables
K-5 Math Teaching Resources

Large Ten Frame 11-20 (With Numbers)

For Teachers Pre-K - 2nd
An excellent way to review math ten frames, this series of posters reminds kids how to mark numbers 11-20. Each pages features a ten frame with the first ten spots filled out to indicate 10, then additional frames to indicate how many...
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Lesson Plan
EngageNY

Real-World Positive and Negative Numbers and Zero

For Students 6th Standards
Class members investigate how positive and negative numbers are useful in the real world. Individuals first read a short passage and identify terms indicating positive and negative numbers. They consider situations involving positive...
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Lesson Plan
Curated OER

Stretching the Truth

For Teachers 6th
Sixth graders visualize different percentages as parts of a whole on visual images. They observe alterations of photographs, and models of circles, squares and sets. This incredibly detailed, eight-page plan leads you through everything...
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Lesson Plan
Curated OER

Writing Conversation: Using Quotation Marks

For Teachers 4th - 5th
In this language arts worksheet, students learn to use quotation marks in written conversation. Students proofread 5 sentences and add the necessary punctuation. Then students write a conversation, starting a new line and indenting with...
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Lesson Plan
Curated OER

Mark Twain and the American West

For Teachers 8th - 12th
Young scholars analyze Mark Twain's "Western" voice. In this literature instructional activity, students read Roughing It by Twain and watch "The West." Young scholars examine Twain's history and compare it to the history of America's...
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Lesson Plan
Curated OER

Numbers and Letters

For Teachers K
Students engage in a physical activity that helps them to distinguish the difference between numbers and letters.
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Worksheet
Curated OER

Comparing Numbers

For Students 3rd - 4th
In this comparing numbers worksheet, students draw greater than or less than marks between pairs of numbers and order numbers from least to greatest. Students solve twenty-one problems.
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Worksheet
Curated OER

Mental Division of Whole Numbers

For Students 4th - 6th
In this mental division learning exercise, students utilize mental arithmetic to answer forty division math problems dealing with whole numbers. Students check their answers online as they go.
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Worksheet
Curated OER

Complex Numbers

For Students 11th
In this algebra worksheet, 11th graders solve complex numbers using division. multiplication, addition and subtraction. There are 11 questions with an answer key.
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Worksheet
Curated OER

Round Whole Numbers and Decimals

For Students 3rd - 6th
In this rounding whole numbers and decimals practice worksheet, learners sharpen their problem solving skills as they solve six story problems.
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Lesson Plan
Curated OER

Negative Numbers

For Teachers 6th - 7th
Sixth and seventh graders investigate the concept of negative numbers. The instructional activity begins with a review of positive numbers and progresses to the various operations with negative numbers. The instructional activity...
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Interactive
Curated OER

Adding 1- and 2-Digit Numbers (Regrouping)

For Students 1st
This online learning exercise provides 30 practice problems in which learners add single- and double-digit numbers. The sums require regrouping, so even though the interactivity is catchy, no accommodation is made for the fact that...
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Lesson Plan
Curated OER

Twenty Questions: The Hundred Chart

For Teachers 2nd - 6th Standards
Use the 20 Questions game to practice math vocabulary and number properties! Project a hundreds chart and hand one out to learners. Ideally, give them counters (beans would work well) to mark off the chart so you can play multiple times....