Interactive
Curated OER

Estimating the Square- Root of Ten

For Students 9th - 11th
In this algebra worksheet, students estimate the square root. They rewrite the root as an exponential function and solve. They use the correct function notation. There are 10 questions.
Worksheet
Curated OER

Numerical Analysis/ Floating Point Arithmetic

For Students 11th - Higher Ed
In this math instructional activity, students examine the concept of floating point arithmetic. They compare the tools of chopping and rounding to measure accuracy.
Handout
Charleston School District

Scientific Notation and Appropriate Units

For Teachers 8th Standards
How do you write a number in scientific notation? The handout and video provide an explanation on how to convert from standard form into scientific notation and vice versa. The resource also contains a short discussion about choosing...
Worksheet
Curated OER

Equal Estimates- Decimals

For Students 3rd - 5th
In this decimal estimation worksheet, students estimate a set of addition and subtraction problems, rounding to the nearest whole number, then place each problem in the box that contains its estimated sum or difference.
Lesson Plan
Curated OER

M&M Caper

For Teachers 5th - 8th
Learners participate in a game with M&M's to be introduced to percents and ratios. Individually, they estimate and record the number of candies they believe the bag holds and the amount of each colored candy. They open the bag and...
Worksheet
Curated OER

Multiplication of Decimals

For Students 2nd - 5th
In this multiplication of decimals learning exercise, learners problem solve twenty five equations that deal with multiplication of decimals and rounding answers to the nearest whole number.
Lesson Plan
Curated OER

Estimating for Accuracy

For Teachers 6th - 8th
Students are introduced to the topic of estimation. Using various methods, they estimate and calculate the answers with the use of a calculator. They develop a practice to always estimate answers involving percentages and use a...
Worksheet
Curated OER

Estimate Sums and Differences

For Students 4th
In this word problem activity, 4th graders answer 6 word problems by writing mathematical sentences that show each answer. They work with distances and time.
Lesson Plan
Curated OER

Multiplying Decimals and Mixed Numbers

For Teachers 6th - 8th
Middle schoolers multiply decimals and/or mixed numbers. They explore the effects of multiplying decimals and mixed numbers. They practice estimating answers when a number is multiplied by a decimal or mixed number.
Worksheet
Curated OER

Subtracting Decimals

For Students 4th - 5th
In this subtracting decimals worksheet, students solve 10 problems in which decimal numbers to the hundredths place are subtracted, sometimes with regrouping. The problems are already properly written with decimal points aligned.
Worksheet
Curated OER

Adding Decimals

For Students 4th - 5th
For this adding decimals worksheet, students solve 10 problems in which decimal numbers to the hundredth place are added. Some problems will need to be rewritten vertically.
Lesson Plan
Curated OER

Introduction to Decimals

For Teachers 5th - 6th
In this math worksheet, students are introduced to decimals by first studying pattern blocks showing a number with tens, ones and tenths. Students locate decimals on number lines and rulers and shade decimal pictures. Students compare...
Lesson Plan
Curated OER

Taste the Rainbow

For Teachers 6th - 8th
Young scholars practice estimating and graphing by utilizing Skittles.  In this statistics instructional activity, students complete worksheets based on the likelihood of a certain color of skittle coming out of the bag.  Young...
Lesson Plan
Curated OER

Money and Change

For Teachers 3rd - 4th
In this money and change worksheet, students read about multiplying with money, then solve 4 problems, estimating first. Students then study 3 charts and write number sentences.
Worksheet
Curated OER

Decimals: checkbook and money

For Students 9th - 12th
In this decimal worksheet, students complete problems having to do with a checkbook, money, the cost of items, and more, with numbers containing decimals. Students complete 3 problems.
Worksheet
Curated OER

Practice With Decimals

For Students 4th - 6th
In this decimal worksheet, learners solve decimal problems, estimating, balancing a checkbook, and finding the cost of a car using a given chart. 
Lesson Plan
Curated OER

Initial Fraction Ideas Lesson 19: Overview

For Teachers 4th - 5th
Students read different scenarios and discuss how to add fractions. in this addition of fractions lesson plan, students learn how to add unlike fractions and practice 4 problems.
Lesson Plan
Curated OER

Estimating Volumes Of Household Containers

For Teachers 4th - 8th
Students engage in a the estimation of volume for household containers and focus upon the usage of the metric system. They practice identifying the shapes that seem familiar and match shapes with quantities. Students interact with others...
Lesson Plan
1
1
Illustrative Mathematics

Equivalent fractions approach to non-repeating decimals

For Teachers 6th - 8th Standards
Trying to get your class to think of decimals as fractions and vice versa can lead to interesting discussions. After all, we can usually understand quickly that 1/4 is .25 but why is 1/7 not so easy to convert? This activity looks...
Lesson Plan
Curated OER

2002 State Flower Show

For Teachers 2nd - 3rd
Here is another State Quarter lesson. This one uses the Mississippi State Quarter. Pupils utilize beautifully-designed worksheets embedded in the plan, to practice calculating which combinations of flowers they can afford to buy. They...
Unit Plan
Common Core, Inc.

Multi-Digit Whole Number Subtraction

For Teachers 3rd - 4th Standards
A thorough exploration into subtracting multi-digit numbers, this series of lessons is an excellent way to guide learners of any skill level. With a step-by-step lesson plan and straightforward assessment tools, kids are sure to...
Assessment
Bowland

Fruit Pies

For Teachers 6th - 9th
Scholars use formulas for the area of a circle and the area of a rectangle to determine the number of pies a baker can make from a particular area of dough. They must also take into account rolling the remaining dough into a new sheet.
PPT
BW Walch

Creating Linear Equations in One Variable

For Teachers 9th - 10th Standards
The example of two travelers meeting somewhere along the road has been a stereotypical joke about algebra as long as algebra has existed. Here in this detailed presentation, this old trope gets a careful and approachable treatment....
Unit Plan
Intel

Metric Madness

For Teachers 6th - 8th
Scholars learn about the metric system and produce a presentation on how to convert within the metric system. They then develop a brochure in support of legislation requiring the use of the metric system.