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Worksheet
Curated OER

Add and Subtract Decimal Ten Thousandths [E]

For Students 4th - 5th
In this decimal worksheet, students solve a total of 32 problems; all problems either add or subtract ten thousandths. Answers included on page 2.
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Worksheet
Curated OER

Add and Subtract Decimal Ten Thousandths [G]

For Students 4th - 5th
In this decimal worksheet, students solve a total of 32 problems; all problems either add or subtract ten thousandths. Answers included on page 2.
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Worksheet
Curated OER

Add and Subtract Decimal Tenths [D]

For Students 3rd - 4th
In this decimal worksheet, students add and subtract a total of 32 problems using decimal tenths. Answers included on page 2.
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Worksheet
Curated OER

Add and Subtract Decimal Tenths [J]

For Students 4th - 5th
In this decimal worksheet, students add or subtract a total of 32 decimal tenths. Answers and a link to additional worksheets are included.
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Lesson Plan
Curated OER

Finding Sales Tax

For Teachers 7th
Seventh graders investigate sales tax. Following a teacher demonstration, they find sales tax and the total cost of items. In groups, classmates choose items from a menu that they would like to purchase. Each student figures the sales...
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Lesson Plan
Curated OER

All About Ratios

For Teachers 5th - 8th
Students investigate the use of multiplication and division of whole numbers to solve problems including equivalent ratios and rates.
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Worksheet
Curated OER

Multiplication Two Digit by Three Digit Numbers

For Students 4th - 7th Standards
In this multiplication learning exercise, students multiply two digit numbers by three digit numbers. Students complete 30 multiplication problems.
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Worksheet
Curated OER

Multiplying Three Digit Numbers

For Students 4th - 7th Standards
In this multiplication worksheet, students multiply three digit numbers by three digit numbers. Students complete 24 multiplication problems.
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Lesson Plan
Curated OER

Time Management

For Teachers 6th - 9th
Students plot activities for a 24 hour day. They record their information on a spread sheet program. Students list categories they use and write equations for cells that add cells of each category together. Students create a pie chart of...
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Lesson Plan
Curated OER

Quilting with Middle School Students: Using Proportionality to Develop Quilt Designs

For Teachers 7th - 9th
Students use quilt patterns to illustrate ratios. In this fractions activity, students color quilt patterns using given fractions and ratios of colors. A finished "quilt" is assembled from the work of the students. This is an...
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Interactive
Curated OER

Estimating and Rounding

For Students 6th - 7th
In this estimation and rounding worksheet, students solve ten multiplication problems by using estimation and rounding skills. This is an interactive worksheet.
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Lesson Plan
Curated OER

Cold Hard Facts? What Inquiring Minds Will Know -- Inquiry-Based Ice Investigations

For Teachers 3rd - 8th
Students are introduced to the concepts of perimter, diameter, circumference and measurements. In groups, they complete two worksheets in which they determine if the ice dimensions make a difference in the way it floats. They discuss...
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Worksheet
Curated OER

Division: 4-Digit by 2-Digit

For Students 4th - 5th Standards
In this division instructional activity, students complete 18 problems, dividing 4 digit numbers by 2 digit numbers. Worksheet includes link to answers and additional worksheets.
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Worksheet
Curated OER

Division: Three Digit by Two Digit

For Students 4th - 5th Standards
In this division problem, students solve for the quotients in 24 three digit by two digit division problems. They use the long division method to find each quotient.
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Worksheet
Curated OER

Multiplication: 4-Digit by 2-Digit

For Students 4th - 5th Standards
For this multiplication worksheet, students complete 24 problems, multiplying 4-digit numbers by 2-digit numbers. Page contains links to answers and additional worksheets.
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Lesson Plan
Curated OER

Egyptian Fractions

For Teachers 6th
Sixth graders take a brief look at what is known about Egyptian Fractions. These are unit fractions - fractions whose numerator is one. We look at how fractions can be represented in terms of Egyptian Fractions. Finally we suggest a web...
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Worksheet
Curated OER

Significant Figures and Scientific Notation

For Students 9th - 12th
In this significant figure instructional activity, students identify significant figures. They convert numbers from standard notation to scientific notation. This one-page instructional activity contains 14 problems. Answers are...
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Worksheet
Curated OER

Ratio and Proportion: Proportional Ratios

For Students 6th - 8th Standards
In this ratios activity, students write yes or no for if the ratios given are proportional or not. Students complete 7 number problems and 5 money problems.
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Lesson Plan
Curated OER

Square Numbers

For Teachers 4th
Fourth graders use square tiles to help them explain the concept of square numbers.
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Lesson Plan
Curated OER

Subtraction and Addition Word Problems Made Easy

For Teachers 3rd
Third graders create addition and subtraction word problems for a partner to solve using marbles. They explain whether the problem is an addition, subtraction, "take away", "have and need", compare or "what is the rest" type problem.
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Lesson Plan
Curated OER

What's My Number?

For Teachers 5th
Fifth graders use AppleWorks to stamp a given number to the thousandths place. They read, write and order integers, whole numbers and rational numbers. They represent place value using concrete or illustrated models.
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Lesson Plan
Curated OER

Go Figure! Using Percents in the Real World

For Teachers 6th
Sixth graders solve sales tax problems.  In this solving sales tax problems lesson, 6th graders find the sales tax on various items.  Students are given a list of expenses that a family spent on vacation before taxes.  Students determine...
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Lesson Plan
Curated OER

Checking Account

For Teachers 5th - 8th
Students keep track of finances in a check register. In this checking account lesson, students practice writing checks and deposit slips as they add and subtract decimal amounts in order to balance a checkbook in a register.
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Lesson Plan
Curated OER

Using Basic Operations in Word Problems

For Teachers 4th - 5th
Students review basic operations and use them to solve word problems. For this word problems lesson, students review basic mathematical operations such as addition, subtraction, multiplication, and division. Students then complete an...