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NumberNut
Number Nut: Rounding Numbers to the Nearest Tenth
Practice your rounding skills in this online quiz. There are ten questions, and you select the correct answer by rounding to the nearest tenth.
Project Britain
Primary Homework Help: Rounding to Nearest 10 or 100
The learning activity reviews rounding to the nearest ten or hundred. Students answer ten questions and can check their answers when finished.
NumberNut
Number Nut: Rounding Numbers to the Nearest Hundred
Round each number to the nearest hundred. Select the correct answer of three choices. There are ten random questions.
Beacon Learning Center
Beacon Learning Center: Round About
Students learn about estimation using a number line and rounding rules through this interactive web lesson.
Discovery Education
Discovery Education: Web Math: How to Round a Number
This site provides a description and helpful hints on how to round numbers to any place value. Content also includes an interactive problem solver complete with a full description of how the answer was accomplished.
Quia
Ixl Learning: Estimate Sums With Numbers Up to 100,000
Practice rounding numbers to the nearest ten to estimate the sum.
History is Fun
Jan Brett: Seashell Rounding Activity
Sharpen your rounding skills with this interactive game based on Jan Brett's, Comet's Nine Lives. Round correctly to the nearest ten and earn a sand dollar for each correct response. Immediate feedback provided.
AAA Math
Aaa Math: Round to Nearest Ten Thousand
This site explains how to round whole numbers to the nearest ten thousand. Gives exercises and games to practice this skill.
ClassFlow
Class Flow: Rounding Tens
[Free Registration/Login Required] The teacher will use this lesson plan flipchart to review rounding to the nearest ten.
Primary Resources
Primary Resources: Rounding Numbers and Estimating
A large selection of teacher resources to help teach and review the concepts of rounding and estimating. There are many worksheets and a few PowerPoint presentations.
E-learning for Kids
E Learning for Kids: Math: Hamburger Restaurant: Operations With Money
On this interactive site students learn to round numbers to the nearest ten thousand, determine the place value of any digit, and use ordinal numbers.
ClassFlow
Class Flow: Estimating Sums and Differences
[Free Registration/Login Required] This flipchart is designed to teach third grade students the steps in estimating sums and differences. It also reviews rounding numbers to the nearest ten and hundred.
ClassFlow
Class Flow: Rounding for Third Graders
[Free Registration/Login Required] Students review how to round a 4 digit number to the nearest ten, hundred and thousand. The flipchart uses Activotes with Virginia SOL assessment material.
Math Slice
Basic Math: Rounding
This resource covers whole number rounding where students can choose to round to the nearest tens to millions. After selecting parameters students are timed completing ten problems with instant feedback and an opportunity to practice again.
Calculator Soup
Calculator Soup: Round to Nearest Multiple Calculator
Use this rounding calculator to round a number to the nearest multiple. You can round a number up or down to the nearest 2, 4, 5, 10, 50, etc. You can also round to the nearest tenth, hundredth, thousandth, etc. multiple in a decimal place.
E-learning for Kids
E Learning for Kids: Math: Inca Temple: Three Digit Numbers
On this interactive website students practice various math skills using a real life scenario in a classroom. Those skills include identifying three-digit numbers, putting numbers in ascending and descending order, and rounding numbers to...
Quia
Quia: Decimal and Whole Number Jeopardy
You can use this web site to compare and round numbers and to also practice rounding whole numbers and decimals. You can just play by yourself or with another player! See how many points you can get.
AAA Math
Aaa Math: Estimation
Improve your estimation and rounding skills with these interactive games that are challenging and fun. Excellent skills practice for rounding, estimating sums and differences, and front-end estimation. Links to lesson plans, teacher...
Khan Academy
Khan Academy: Round Decimals
Round decimals and whole numbers to the nearest thousand, hundred, ten, one, tenth, or hundredth. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
ClassFlow
Class Flow: Rounding Place Value
[Free Registration/Login Required] In this flipchart students will round to the nearest thousand, ten thousand, hundred thousand. Grade 4 Place Value unit.