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Worksheet
Curated OER

Long Division - mathsblog.co.uk

For Students 4th - 5th
In this long division worksheet, students review the algorithm for finding the quotient in long division problems. They use the process to answer 12 problems.
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Lesson Plan
Illustrative Mathematics

Reasoning about Multiplication and Division and Place Value, Part 2

For Teachers 5th - 7th Standards
The learner puts reasoning and estimation to work. The directions are to place a decimal in the answer to make the equation true. Pupils are to look at the two problems, one multiplication and one division, and estimate an answer. No...
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Lesson Plan
EngageNY

Dividing Multi-Digit Numbers Using the Algorithm

For Students 6th Standards
Scholars learn to divide multi-digit numbers using the standard algorithm in the 14th installment in a module of 21 parts. They get plenty of practice with the algorithm by completing a worksheet.
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Lesson Plan
Curated OER

Models and Algorithms to Solve Multiplication Problems

For Teachers 7th - 9th
Students choose the correct strategy to solve multiplication and division. In this algorithm lesson, students use at least two strategies that use properties of operations and estimation. Students also recognize the relationship between...
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Lesson Plan
Curated OER

Alternative Algorithms

For Teachers 6th - 8th
Analyze algorithms for computing with rational numbers and develop fluency in their use with your math class. They work individually to solve the problems on the "Alternative Algorithms" sheet. Then, they analyze the appropriateness of...
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Lesson Plan
EngageNY

Estimating Digits in a Quotient

For Students 6th Standards
Boiling down any division problem to a one-digit divisor problem sure makes estimation easy. The lesson shows how to estimate division problems by using place value understanding and basic arithmetic facts to simplify the division. Some...
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Lesson Plan
Curated OER

Partial Quotients

For Teachers 5th
Fifth graders examine the partial-quotients algorithm for finding the answer to a division problem.  In this partial quotients lesson, 5th graders demonstrate the process of division through a series of estimations.  Students examine the...
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Lesson Plan
Curated OER

Operations with Positive Fractions and Decimals

For Teachers 5th - 8th
Explore the concept of fractions and decimals! In this fractions and decimals lesson, pupils use fraction tiles to express fractions. They play a fraction review basketball game where when a team gets a question correct they get to shoot...
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Lesson Plan
Curated OER

Small Angle Calculations

For Teachers 4th - 7th
Students work with circles, angles and estimating angles in the night sky. In this circles and angles lesson, students practice measuring a degree using the circumference of a circle and apply the degree to determine a way to use their...
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Lesson Plan
Curated OER

Partial Products

For Teachers 3rd
Third graders study partial-products algorithms. In this math lesson, 3rd graders use an algorithm to find the product of factors. Students discuss the relationships between multiplication and division.
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Lesson Plan
Curated OER

Adjusting the Quotient

For Teachers 5th - 6th
Learners solve division problems. In this division lesson, students review estimating and how to figure out if their estimate is too large or too small. Learners solve division problems and use their estimating skills to adjust the...
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Lesson Plan
Curated OER

Adjusting the Quotient

For Teachers 4th
Fourth graders use number facts to estimate quotients. In this division lesson, 4th graders examine long division problems to determine which multiple of ten will help them determine a number that is close to a quotient. They adjust the...
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Lesson Plan
Curated OER

Turn Up the Volume

For Teachers 5th - 7th
Measuring volume can be a mystery for 5th graders, but this hands-on activity gives the gift of discovery. The volume of simple rectangular solids and irregular shapes are calculated through various methods including displacing liquid in...
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Lesson Plan
Curated OER

Calculator Spelling

For Teachers 6th
Sixth graders practice creating and solving number sentences on a calculator. They interact with number facts, their properties, algorithms and estimation. Each student recognizes inverse relationships of addition, subtraction,...
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Worksheet
Curated OER

Recursion, Roots and Newton's Methods

For Students Higher Ed
In this recursion instructional activity, students determine the successive approximations of square roots by using the Babylonian Algorithm. They discuss how to derive Newton's Method from the microscopic approximation. This four-page...
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Lesson Plan
Curated OER

Cutting the Wood

For Teachers 9th - 12th
Students demonstrate and describe the effect of multiplying or dividing by a fraction less than or greater than one. They create and explain a variety of equivalent ratios that represent a given situation. Students draw a picture of...
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Lesson Plan
Curated OER

Practicing Arithmetic

For Teachers 9th - 12th
Students practice single operation arithmetic ranging from single digit addition to long division of decimals or real numbers using Graphit. They use data sets and rules to graph ordered pairs.
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Activity
Howard Hughes Medical Institute

The Great Elephant Census Modeling Activity

For Teachers 9th - Higher Ed Standards
They say elephants never forget—and your class won't forget an insightful modeling activity either! Junior zoologists take part in a mock elephant census using the sample count and total count methods. The included materials provide...
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Lesson Plan
Curated OER

Students' Strides

For Teachers 5th
Complete problems using base ten blocks to see the difference in the place value of a decimal and how it affects a number's value. Learners compare decimal values as well. Ample time for discussion and modeling are allowed in the...
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Lesson Plan
Curated OER

Multiplying Decimals and Mixed Numbers

For Teachers 6th - 8th
Learners 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.
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Lesson Plan
Curated OER

Dream Car Math

For Teachers 9th - 12th
Students collect car cost comparison data from the "Car Wizard" web site to use as problem solving and for calculations related to math.
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Activity
K-5 Math Teaching Resources

K 5 Math Teaching Resources: Estimate the Quotient [Pdf]

For Students 3rd - 5th
This activitiy asks students to randomly select a one-digit divisor and a three-digit dividend and estimate the quotient mentally. Students must then explain why they believe their estimate is accurate.