Interactive
Curated OER

Law of Cosines

For Students 9th - 12th
In this cosine worksheet, students will find the length of the third side of a triangle given the length of the other two side. Students will use the Law of Cosines to find the length of the missing side. Answers will be rounded to 3...
Worksheet
Curated OER

Converting Fractions to Hundredths (B)

For Students 5th - 6th
In this converting fractions learning exercise, students study the given fraction and express the fraction in hundredths value place. Students then express the fraction in decimal hundredths. Students solve 21 problems.
Worksheet
Curated OER

Decimals

For Students 4th - 5th
In this ordering decimal numbers worksheet, students solve 10 problems in which decimal numbers to the hundredth place are ordered from smallest to biggest. Students also write the value of the circled digit in decimal numbers.
Lesson Plan
Curated OER

Mass, Mole, Volume Conversions

For Teachers 10th - 11th
In this conversion worksheet, learners make the following conversions, showing each step. Students use the periodic table and express all molar masses to 1 decimal place.
Lesson Plan
Curated OER

When Big Gets Smaller

For Teachers 4th - 6th
Upper elementary learners select one of the four phrases stated and write it in each box. Then they choose the best appropriate answer and explain why they chose it for each equation.
Worksheet
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Statistics

For Students 8th
For this statistics worksheet, 8th graders solve 4 problem sets related to an introduction to statistics. First, they find the range of each set of data. Then, students find the median and mode of each set of data. In addition, they...
Worksheet
Curated OER

Decimal Worksheet

For Students 3rd - 5th
In this math learning exercise, students practice solving the problems with decimals. They line up the decimals in the correct place value.
Worksheet
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Subtract Decimal Hundredths (H)

For Teachers 5th
In this decimal subtraction worksheet, 5th graders subtract the decimal in the hundredths place value by solving the 32 subtraction equations.
Worksheet
Curated OER

Subtract Decimal Hundredths (G)

For Teachers 5th
In this decimal subtraction instructional activity, 5th graders subtract the decimal in the hundredths place value by solving the 32 subtraction equations.
Lesson Plan
Ohio Department of Education

Fraction and Decimal Equivalency

For Teachers 3rd - 5th Standards
Mathematicians make representations of fractional parts of a whole and learn that a decimal is another way to represent a fractional part. Understanding is extended by comparing and ordering fractions and decimals on a number line. This...
Worksheet
Curated OER

Subtracting Decimal Numbers

For Students 3rd - 4th
In this decimal subtraction worksheet, students complete a total of 12 problems, subtracting numbers with one decimal place.A reference web site is given for additional activities.
Worksheet
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Adding Decimal Numbers #3

For Students 3rd - 4th
In this decimal addition worksheet, students complete 12 problems, adding numbers with 1 decimal place. A reference web site is given for additional activities.
Worksheet
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Subtract Decimal Numbers #2

For Students 3rd - 4th
In this subtraction worksheet, students complete 12 problems, subtracting numbers with 1 decimal place. A reference web site is given for additional activities.
Worksheet
Curated OER

Multiply Decimal Numbers

For Students 4th - 5th
In this multiplication worksheet, students complete a set of 12 problems, multiplying numbers with one decimal place. A reference web site is given for additional activities.
Worksheet
Curated OER

Multiply Decimal Numbers

For Students 3rd - 4th
In this multiplication activity, students complete a set of 12 problems, multiplying numbers with 1 decimal place. A reference web site is given for additional activities.
Worksheet
Curated OER

Decimal Addition

For Students 3rd - 4th
In this addition worksheet, learners complete a set of 12 problems, adding numbers with 1 decimal place. A reference web site is given for additional activities.
Worksheet
Curated OER

Three Digit by Two Digit Tenths (F)

For Students 5th
For this multiplication worksheet, 5th graders multiply the 3 digit numbers by 2 digit decimals in tenths. Students solve 36 multiplication problems.
Worksheet
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Adding Tenths

For Students 4th
In this mathematics worksheet, 4th graders identify what is missing from the whole 1 in each problem. Then they draw a number line from 0 to 2 with tick marks at every tenth place. Students also add each decimal and write their...
Worksheet
Curated OER

Decimal Division

For Students 7th
In this decimal division learning exercise, 7th graders solve 20 different problems that include decimals. They convert the number you are dividing by to a whole number first, by shifting the decimal point of both numbers to the right....
Lesson Plan
Curated OER

Scientific Notation

For Teachers 6th - 8th
Learners explore the concept of expressing numbers in scientific notation. In this scientific notation instructional activity, students understand the importance of using scientific notation by finding real world examples where...
Lesson Plan
Curated OER

CONCEPTS IN NUMBER THEORY.

For Teachers 10th - 12th
Students study the Maya culture and their achievements in mathematics, how bacteria grow exponentially, use rational numbers to convert back and forth between Celsius and degrees Fahrenheit, how some architectural designs are examples of...
Worksheet
Curated OER

Addition and Subtraction of Decimals for Grade 5

For Students 5th
In this addition and subtraction of decimals for grade 5 learning exercise, 5th graders answer 10 multiple choice questions, not interactively, with answers available online.
Worksheet
Curated OER

Four-Digit by Two-Digit Tenths (A)

For Students 4th - 5th
In this math learning exercise, students answer 36 multiplication problems. All of the problems involve a 4-digit number that is multiplied by a number with one decimal place.
Lesson Plan
West Contra Costa Unified School District

Decimals and Fractions

For Teachers 3rd - 4th Standards
Reinforce the concept of fractions and decimals as part of a whole with a lesson that begins with a mixed review, then goes into a three problem guided practice, and ends with a collaborative activity. The guided practice and activity...

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