Lesson Plan
Willow Tree

Simplifying Square Roots

For Students 7th - 10th Standards
The square root of five and five do not have the same value! How many times have you addressed this with math classes? A lesson gives an explanation of a square root and gives examples for simplifying square root...
Lesson Plan
Curated OER

Checking Addition and Subtraction by Estimation

For Teachers 5th - 6th
In this mathematics worksheet, students solve various equations using different methods. They estimate each answer by checking the additions and subtractions given for each. Then, students write in the decision column wither definitely...
Worksheet
Scholastic

Mathematics

For Students 2nd - 4th
Three word problems prompt young learners to review their test-taking skills. Each problem provides five possible answers, allowing kids to use the most efficient strategy when solving for the answer.
Worksheet
Curated OER

Linear Approximation

For Students 9th - 11th
In this algebra worksheet, students solve problems using estimation and the derivative. They calculate the critical points, domain and indicated intervals. They calculate the first and second derivative. There are 5 problems.
Worksheet
Curated OER

Differentiability and Linear Approximation

For Students Higher Ed
In this linear approximation worksheet, students determine the derivative of a function and explore properties of the error when using a tangent line to approximate a function graph. This two-page worksheet contains four problems.
Lesson Plan
EngageNY

Fraction Multiplication and the Products of Decimals

For Students 6th Standards
Class members come up with a hypothesis on the number of decimal digits in the product of two decimals. Learners work in groups to complete several decimal multiplication problems. The results help groups develop a conjecture on the...
Worksheet
Curated OER

Error of Estimation

For Students 3rd - 4th
In this finding the error of estimation worksheet, learners estimate products, calculate products, and find the differences. Students solve eight problems.
Worksheet
Curated OER

Estimating with Whole Numbers

For Students 6th
In this estimation instructional activity, 6th graders take a quiz estimating 13 problems with whole numbers. Students utilize the concepts of addition, subtraction, multiplication and division. Students answer 4 questions regarding a...
Worksheet
Curated OER

Estimating Sums and Differences

For Students 4th
In this estimation worksheet, 4th graders estimate the sum or difference of 15 math problems. Students write their answers underneath each math problem on the worksheet.
Worksheet
Curated OER

Tiptoe Through the Tulips

For Students 3rd
For this estimation worksheet, 3rd graders look over 4 pictures and choose by multiple choice what part of each garden is planted with tulips. Students draw two original maps as requested at the bottom of the worksheet.
Worksheet
Curated OER

Successive Approximation and Euler's Method

For Students Higher Ed
In this approximation activity, students use the Euler's method to interpret a piecewise linear function. They explore why the approximation produced using a smaller stepsize is a better approximation. This four-page activity contains...
Worksheet
Curated OER

Estimate Quotients: Reteach

For Students 4th - 5th
In this estimating quotients instructional activity, students review how to estimate quotients using compatible numbers. Students then estimate the quotient for the division equations and tell what compatible numbers were used.
Worksheet
Curated OER

Estimating Products

For Students 5th
In this estimating products worksheet, 5th graders round numbers to find an estimate of the product. Students are to estimate by finding a range.
Organizer
Curated OER

Estimating Products with Decimal Movement

For Students 5th
In this estimating products with decimal movement worksheet, 5th graders multiply to complete the table, then answer three questions about the patterns in the movement of the decimal point.
Worksheet
Curated OER

Estimating Products: Which is Closer?

For Students 4th
In this estimating products activity, 4th graders are given a target number in ten problems, they first estimate which of two equations will yield a product closer to but less than the other, then they multiply both equations.
Interactive
Curated OER

Basics of Estimation

For Students 5th - 6th
In this estimation pre-test instructional activity, students answer ten multiple choice estimation word problems. This is an interactive pre-test.
Interactive
Curated OER

Math is Everywhere!

For Students 3rd - 5th
In this everyday math skills pretest, students answer ten multiple choice questions based on their knowledge of everyday math skills such as estimation, addition, and measurement.
Worksheet
Math Mammoth

Estimating

For Students 6th
In this math worksheet, 6th graders find the values for the 3 sets of problems that focus upon the skill of estimation with the help of the graphic organizers.
Interactive
Curated OER

Estimating: Post Test

For Students 5th
For this estimation worksheet, 5th graders read math word problems about measurement, money, and more and complete multiple choice questions where they estimate the answer. Students complete 8 questions.
Activity
David Pleacher

Candy Math Fun

For Teachers 3rd - 8th Standards
Few things can motivate children to learn like the promise of a sweet and tasty treat. Given a bag of M&M®s, Skittles®, or other colorful candy, students first predict the contents of the bag before counting the pieces,...
Worksheet
Curated OER

Multiplication Estimation

For Students 5th - 7th
In this multiplication estimation worksheet, students solve 10 multiple choice questions where they round numbers then estimate the product of multiplication problems with 2, 3, and 4 digit numbers.  The worksheet is interactive and...
Worksheet
Curated OER

Estimation and Approximation

For Students 8th - 10th
In this estimation and approximation learning exercise, students estimate multiplication and division problems containing decimals. They measure given objects, determine the possible error, the lower bound and the upper bound. Students...
Worksheet
Curated OER

Estimation

For Students 5th - 6th
In this estimation worksheet, students analyze a table with the diameter of four coins in fractional inches. Students solve 5 multiple choice problems in which estimating is used with fractions.
Worksheet
Curated OER

Estimating Products

For Students 6th - 7th
For this estimating products worksheet, students practice their large number multiplication skills as well as their rounding abilities. They are also challenged with word problems and a table.