Interactive
Scholastic

Study Jams! Estimate Whole Numbers

For Teachers 2nd - 4th Standards
Expand on prior knowledge of place value to teach your class how to round whole numbers. This essential skill is explained with the help of a number line before introducing the explicit rules for rounding numbers up and down. Work...
Interactive
Scholastic

Study Jams! Estimate Sums & Differences of Whole Numbers

For Students 4th - 6th Standards
Estimating is an essential skill used in everyday life. This presentation explains how to apply prior knowledge about rounding numbers to estimating sums and differences. Example problems and assessment include large numbers, making this...
Printables
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Curriculum Corner

Rounding Numbers – 10s

For Students 3rd Standards
Thirty-two flash cards and a 14-problem worksheet pair together to reinforce the concept of rounding to the nearest ten.
Worksheet
Curated OER

Rounding 3-Digit Numbers to the Nearest Ten

For Teachers 3rd - 4th
Practice rounding whole numbers to the nearest ten. Learners do several practice sheets to show understanding of rounding to the nearest ten.
Lesson Plan
Curated OER

Rounding to the nearest ten

For Teachers 3rd
Third graders use a hundreds chart and number line to round to the nearest ten.  In this rounding numbers to ten lesson, 3rd graders navigate an online activity to round numbers.  Students complete a worksheet and share...
Lesson Plan
Illustrative Mathematics

Rounding to 50 or 500

For Teachers 3rd - 4th Standards
In a six-problem learning activity, children are guided to solve word problems that involve rounding to the nearest ten and nearest hundred. A commentary and answer key provide different approaches that learners may take in solving the...
Worksheet
Curriculum Corner

Fifth Grade Summer Math Booklet

For Students 5th Standards
A 33-page packet focuses on fifth-grade math concepts. Learners practice rounding numbers to the hundred thousands, thousands, hundreds, tens, ones, hundredths, thousandths, and hundred thousandths. They also compare whole...
Lesson Plan
EngageNY

Estimating Quantities

For Teachers 8th Standards
Apply the concept of magnitude to estimate values and compare numbers. The ninth instructional activity of the 15-part series asks learners to write numbers to their next greatest power of 10 and then make comparisons. Scholars begin to...
Interactive
CK-12 Foundation

Estimation of Whole Number Multiplication and Division: Lettuce Garden

For Students 3rd - 8th Standards
Estimating whole number multiplication and division is the focus of an interactive that uses a garden plot with moveable points to answer six questions.
Lesson Plan
Alabama Learning Exchange

Are Your Numbers Round?

For Teachers 4th - 7th Standards
Elementary schoolers investigate how to round numbers to the nearest tenth. In this number sense lesson plan, learners view a video clip on the Internet to practice rounding numbers. They use place value charts to help aid in the...
Lesson Plan
Curated OER

Estimating Solutions

For Teachers 5th
Finding approximate solutions to word problems allows users to assess the reasonableness of their answers. In a well-paced lesson, the class rounds numbers to estimate the solutions. They explain their thinking and determine if the...
Worksheet
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Math Learning Center

Grade 5 Supplement Set A3 – Number and Operations: Estimating to Multiply and Divide

For Students 5th Standards
Teach young mathematicians that sometimes just getting close to the exact answer is perfectly fine, by using this collection of estimation worksheets.
Worksheet
Common Core Sheets

Rounding Decimals

For Students 4th - 6th Standards
Help young mathematicians see the value in decimals with this straightforward skills practice worksheet.
Activity
Curated OER

K-5 Mathematics Module: Number and Number Sense

For Students K - 5th Standards
Reinforce number sense with a collection of math lessons for kindergarteners through fifth graders. Young mathematicians take part in hands-on activities, learning games, and complete skills-based worksheets to enhance proficiency...
Handout
MLC

Decimals Worksheets

For Students 4th - 7th Standards
Make sure your students' understanding of fractions is on-point using this series of skills practice worksheets. Covering a variety of topics from basic place value and fraction/decimal conversion, to performing all four operations...
Lesson Plan
Curated OER

Rolling Number Sentences

For Teachers K
Budding mathematicians investigate how to write number sentences using the Roll-the-Dice tool in "Kid Pix". They correlate the dots on the dice to numbers and then learn to use the addition and equal symbols to write number sentences....
Lesson Plan
Curated OER

Number: Rounding Off and Approximating

For Teachers 3rd - 4th
Young mathematicians access a website that leads them through three activities that enable them to practice their rounding and estimation skills when it comes to numbers and math word problems. There is also a very good worksheet...
Lesson Plan
Curated OER

Rounding Decimals

For Teachers 4th
Fourth graders explore rounding a price given in dollar and cents to the nearest dollar. In this math instructional activity, 4th graders discover how to round to the nearest dollar. Additionally, students practice rounding money for...
Worksheet
Open Text Book Store

Arithmetic for College Students: Worksheets

For Students 5th - 7th Standards
Loaded with concepts ranging from multiplying decimals to converting units to solving problems using the order of operations, a thorough practice packet is perfect for a fifth or sixth grade math classroom.
Organizer
Curriculum Corner

Academic Math Vocabulary

For Students 2nd - 4th
The ABCs of math are so important. Find commonly used math terms in a 42-page packet. Each page has the word, a place to write the definition, and a place to give specific examples of the term. A must-have for all math classrooms!
Assessment
Los Angeles County Office of Education

Assessment For The California Mathematics Standards Grade 4

For Students 4th Standards
Have scholars show what they know with a 20-page assessment aligned to the California State Standards. The test covers concepts such as large and whole numbers, all four mathematical operations, fractions, decimals, geometric figures,...
eBook
CK-12 Foundation

CK-12 Middle School Math Concepts - Grade 6

For Students 6th Standards
Twelve chapters cover a multitude of math concepts found in the Common Core standards for sixth grade. Each title provides a brief explanation of what you will find inside the chapter—concepts from which you can click on and learn more...
Lesson Plan
NTTI

Putting Together Ten

For Teachers 1st - 2nd Standards
Groups explore sets of 10 items in two varieties (i.e. 3 white buttons and 7 black ones, or 5 bears and 5 bunnies). They brainstorm about their objects, write math sentences to represent what they have, and report their discoveries...
Lesson Plan
For the Teachers

$1 Math

For Teachers 2nd - 7th Standards
Captivate your class by having them find the value of their names, different zoo animals, musical instruments, etc.,with a mental math lesson. Using the coding formula listed, children learn to fluently estimate and calculate...