Lesson Plan
Curated OER

Go Fish

For Teachers 2nd - 5th
Help learners discover methods to estimate animal population. They will participate in a simulation of catching and tagging fish in order to estimate the fish population. They scoop and count goldfish crackers, record data, and use...
Worksheet
Curated OER

Round to the Nearest Whole $

For Students 3rd - 4th
For this rounding money worksheet, students identify the money amounts in each examples and round to the nearest dollar for the 10 examples.
Worksheet
Curated OER

Estimate High and Low: Compatible Numbers

For Students 3rd - 5th
For this estimation worksheet, students read about compatible numbers and complete a chart, estimating quotients and determining if estimations were "over or under." Students then answer questions related to the chart.
Worksheet
Curated OER

Rounding to the Nearest 1000

For Students 3rd - 5th
In this rounding worksheet, students round sets of numbers to the nearest 1000. An answer key and reference website for additional resources are given.
Worksheet
Curated OER

Rounding to the Nearest 10

For Students 3rd - 5th
In this rounding learning exercise, students round a set of 40 numbers to the nearest 10. An answer key and a website reference for additional resources are given.
Worksheet
Curated OER

Rounding Up Numbers

For Students 3rd - 4th
In this rounding worksheet, students round a set of 40 numbers to the nearest 100. An answer key is included. A website reference is given for additional resources. 
Lesson Plan
Curated OER

Robot Rounding!

For Teachers 4th - 8th
Students collect data on a robot and relate the behavior to prove there is an infinite minute set of numbers. In this algebra lesson, students verify that there is always a number between two numbers. They analyze and make inference...
Worksheet
Curated OER

Numeracy Assessment

For Students 4th - 5th
In this math worksheet, students are assessed on their basic math skills. Included are questions on multiplying and dividing by 10 and 100, place value, basic word problems, rounding, estimating and comparing numbers.
Worksheet
Curated OER

Estimating

For Students 2nd - 3rd
In this estimating worksheet, students estimate the four digit numbers given to them to the nearest thousand. Students complete 10 problems total.
Worksheet
Curated OER

Problem Solving: Make an Organized List

For Students 3rd - 4th
In this problem solving strategies worksheet, students solve 6 word problems where they must make an organized list in order to solve each problem. Students order and round numbers to solve some problems.
Worksheet
Curated OER

Add Whole Numbers

For Students 3rd - 4th
In this addition practice instructional activity, students practice their math skills as they solve 21 addition problems that require them to add 3 digit numbers, 4 digit numbers, and money. Students also answer 2 test prep questions.
Lesson Plan
Curated OER

Telling Time as an Everyday Use of Numbers

For Teachers 1st - 3rd
How can we estimate time? Have your young mathematicians make a clock. Then they compare and contrast types of clocks. They practice writing times in two different ways and make a book about telling time.
Lesson Plan
Curated OER

Estimating Concrete Volume

For Teachers 9th - 12th
Students identify rectangular volume calculations, and calculate using formula, concrete table, and calculator.
Interactive
Curated OER

Basics of Estimation

For Students 5th - 10th
In this estimation worksheet, students complete multiple choice questions about rounding and the proper sequence of estimation. Students complete 10 questions total.
Worksheet
Curated OER

Rounding to Nearest Ten #2

For Students 2nd - 3rd
In this rounding worksheet, students solve a total of 30 problems rounding 2-digit numbers to the nearest 10. A website reference for additional resources is given.
Worksheet
Curated OER

Rounding to Nearest 10

For Students 2nd - 3rd
In this rounding worksheet, students solve a total of 30 problems rounding 2-digit numbers to the nearest 10. A website reference for additional resources is given.
Worksheet
Curated OER

Fourth Grade Mathematics Quiz

For Students 4th
For this math instructional activity, 4th graders complete multiple choice questions about multiplication, bar graphs, rounding, and more. Students complete 15 questions.
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

From Place Value to Fractions

For Students 2nd - 4th
In this math worksheet, students answer 212 questions involving place value, fractions, and rounding numbers to the nearest ten. They also use a calendar to answer six questions.
Lesson Plan
EngageNY

Sums and Differences of Decimals

For Students 6th Standards
Sometimes dealing with decimals is so much easier than dealing with fractions. The ninth lesson plan in a 21-part module has the class consider situations when it might be easier to add or subtract fractions by first converting to...
Lesson Plan
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Laboratory for Atmospheric and Space Physics

Where Are We Going?

For Teachers 2nd - 6th Standards
Come take a ride on the space bus! Scholars go on an imaginary trip to pick up their peers from the inner and outer planets while reinforcing math skills. First, learners round decimals to identify each planets' distance from Earth....
Worksheet
1
1
K12 Reader

Estimation

For Students 4th - 5th Standards
Teach your class a thing or two about making educated mathematical guesses. Learners read a passage that explains estimation and approximate and exact answers. They then respond to five questions about and related to the text.
Lesson Plan
EngageNY

Rational Exponents—What are 2^1/2 and 2^1/3?

For Teachers 9th - 12th Standards
Are you rooting for your high schoolers to learn about rational exponents? In the third installment of a 35-part module, pupils first learn the meaning of 2^(1/n) by estimating values on the graph of y = 2^x and by using algebraic...
Worksheet
Curated OER

Whole Numbers: Rounding

For Students 4th - 5th
In this whole numbers worksheet, students round 6 numbers to the nearest: thousand, hundred and ten. All numbers go to the thousands place.