Lesson Plan
Curated OER

Rule of Quarters

For Teachers 9th - 11th
Students memorize four key decimal values for quick and accurate conversion. They convert decimal foot measurements to inches and fractions using math tables, computation or memorization. They memorize decimal foot conversions.
Lesson Plan
Illustrative Mathematics

Adding Tenths and Hundredths

For Teachers 3rd - 5th Standards
Learning to add fractions with different denominators presents a big hurdle for many young mathematicians. Simplify the process for learners with this series of practice problems involving the friendly fractions tenths and hundredths....
PPT
Curated OER

Using Known Facts to Multiply and Divide Mentally

For Teachers 4th - 5th
Building strong mental-math skills requires learners to have a strong number sense. They practice multiplying two and three-digit numbers in their heads using estimation or approximation. They estimate or round each number and then...
Assessment
Illustrative Mathematics

How Many Tenths and Hundredths?

For Students 4th Standards
Four hundredths + one tenth = 14 hundredths. Learners complete place order equations in order to make each equation true. Hundredth and tenths are the focus of the worksheet.
Lesson Plan
Curated OER

Get it Straight Mr. Decimal!

For Teachers 3rd - 5th
Students work with decimals. In this decimal lesson, students participate in a hands-on group activity that enable them to review to how to appropriately add and subtract decimals.
Lesson Plan
Curated OER

Roll a Decimal

For Teachers 3rd
Third graders take turns rolling the die, and selects an appropriate place to put the digit that was rolled in order to create a number with the largest value possible. They compete by trying to roll the highest valued number with the die.
Lesson Plan
Curated OER

Decimal War

For Teachers 4th - 6th
Students practice decimals by playing war. In this decimal lesson plan, students flip over their cards and whoever's card is higher wins those cards. The person with the most cards is the winner.
Lesson Plan
Curated OER

Number: Fractions

For Teachers 4th - 6th
Students explore equivalencies. In this decimals and fractions lesson, students examine number relationships and patterns as they compare whole numbers to decimals. Students complete a worksheet that requires them to convert...
Lesson Plan
Curated OER

Number Sense

For Teachers 1st
First graders practice rounding 4 digit numbers using place value concepts. In this estimating sums and differences lesson, 1st graders explore clustering, rounding, and front end estimation as methods for rounding decimals.
Worksheet
Curated OER

Decimals Vocabulary Matching

For Students 5th - 6th
In this decimal vocabulary worksheet, students match a set of 27 words to their correct definitions. Answers are included on page 2; a reference web site is given for additional activities.
Lesson Plan
Curated OER

Decimal Addition and Subtraction

For Teachers 4th - 5th
In this decimal addition and subtraction worksheet, students use a computer program for initial instruction, then complete 22 problems with decimals.
Lesson Plan
Curated OER

Graphs

For Teachers 6th - 8th
Students participate in a lesson exploring the concept of using graphs in various types of mathematical problems. They use negative and positive numbers in order to plot a graph. Students should use a place value chart for a reference...
Interactive
Curated OER

Law of Cosines

For Students 9th - 12th
For 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

Subtract Decimal Thousandths (C)

For Students 5th - 6th
In this decimal division worksheet, students divide the decimals that range into the thousandths place. Students solve 32 decimal division problems.
Lesson Plan
Curated OER

Numbers Make Sense

For Teachers 2nd
Second graders explore number values by completing estimation problems in class. For this place value lesson, 2nd graders identify the use of decimals in numbers and how they relate to fractions or parts of a whole. Students utilize...
Worksheet
Curated OER

Add Decimal Hundredths (A)

For Students 2nd - 3rd
In this mathematics worksheet, students solve a number of problems by adding decimals to the hundredths place. There are 32 problems to solve on the sheet.
Worksheet
Curated OER

Subtract Decimal Hundredths (J)

For Students 5th - 6th
In this decimal subtraction activity, students subtract the given decimals that range into the hundredths place. Students solve 32 problems.
Lesson Plan
Curated OER

Getting The Point

For Teachers 6th - 8th
Students complete a unit of lessons on the relationships between decimals, whole numbers, and fractions. They use paper strips to solve fraction problems, view and solve examples, and use calculators to convert fractions into decimal...
Worksheet
Curated OER

Add Decimal Thousandths (E)

For Students 4th - 5th
In this decimals worksheet, students solve 50 problems in which decimal numbers to the thousandths place are added. The problems will need to be rewritten on another paper.
Worksheet
Curated OER

Subtract Decimal Thousandths (E)

For Students 5th
In this decimal subtraction worksheet, 5th graders improve their subtraction skills by solving the 32 decimal problems that have numbers in the thousandths place.
Worksheet
Curated OER

Subtract Decimal Thousandths (D)

For Students 5th
In this decimal subtraction worksheet, 5th graders improve their subtraction skills by solving the 32 decimal problems that have numbers in the thousandths place.
Worksheet
1
1
Curated OER

Ordering Decimal Tenths (E)

For Students 5th
In this ordering decimals learning exercise, 5th graders rewrite the sets of decimal numbers from least to greatest. Students order the decimals in the tenths value place into 5 sets of numbers.
Worksheet
Curated OER

Decimals - Complete the Sequence

For Students 3rd
In this decimal worksheet, 3rd graders fill in the blank boxes in 5 sequences using the proper decimals. They work with numbers with place values to the hundredths place.
Worksheet
Raytheon

Decimals: Mixed Operations

For Students 5th - 7th
In this decimal word problem worksheet, students complete a set of 10 problems, comparing results of performance tests on cars. An answer key is included.

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