Curated OER
Rounding Numbers
Rounding numbers is an important mathematical skill. Here is a activity that gives learners ample practice. They must round sets of numbers to the nearest 10, 100, and 1,000. There are 60 numbers that must be rounded. This would be an...
Scholastic
Study Jams! Estimate Whole Numbers
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...
Curated OER
Rounding Whole Numbers
Can your fourth graders round to the nearest 10? What about the nearest 100, or 10,000? A thorough resource helps them practice rounding numbers of varying size. Four sets of problems prompt students to round to specified place values,...
Curated OER
Math Detective: Rounding Four Digit Numbers
In this rounding four-digit numbers instructional activity, students read the multi-step story problem, complete the table and write an explanation of their answer.
T. Smith Publishing
Rounding Decimals Series of Worksheets
Pupils complete five worksheets that help them round decimal numbers. They complete several types of rounding activities, and solve 82 problems.
Curated OER
Everyday Mathematics: Rounding
In this rounding practice worksheet, students sharpen their math skills as read tips pertaining to rounding numbers and try the extra practice activities.
Illustrative Mathematics
Rounding to 50 or 500
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...
Curated OER
Rounding to the Nearest Whole Number
Bring money and measurement together by practicing rounding decimals to the nearest whole number. Three sections prompt fourth graders to round to the nearest dollar, the nearest meter, and the nearest whole unit. Use this activity as an...
Curated OER
Roundin' Up the Chariots
Simulate chariots and driver and practice rounding numbers with your class. In teams of three, they race to the finish line where the teachers asks the chariot driver to round a certain number. They take turns being the driver.
Shodor Education Foundation
Estimating With Fire
Watch the damage from a forest fire in this interactive simulation activity that challenges learners to estimate the burn area using different approaches. Learners are given a worksheet to track the different burn patterns and practice...
CK-12 Foundation
Large Decimal Rounding to Decimal Representations: Weighing a Whale
An interactive challenges mathematicians to round large numbers with help from a large scale that measures the weight of a blue whale. The practie's five questions include multiple-choice, fill-in-the-blank, true or false, and an open...
Alabama Learning Exchange
Are Your Numbers Round?
Elementary schoolers investigate how to round numbers to the nearest tenth. In this number sense lesson, learners view a video clip on the Internet to practice rounding numbers. They use place value charts to help aid in the rounding...
Curated OER
In Round Numbers
Students explore the concept of rounding. In this rounding lesson, students use their calculator to round three digit numbers to the nearest 10 or nearest 100. Students round fractional numbers to the nearest tenth, hundreth, and...
Curated OER
Rounding Decimals
Fourth graders engage in a lesson that is about the concept of rounding decimals. They review place value and focus it upon the practice of rounding. Students use 10 base decimal grids or models to help make connections with the skill.
Curated OER
Rounding Mixed Numbers
Is your class having trouble with mixed numbers and rounding to the nearest whole number? Use this instructional activity in your fractions unit to help struggling math students with this tricky skill. An example demonstrates how to...
Curated OER
Place Value and Rounding
Use rounding mountains and number lines to learn how to round numbers and learn place value. Learners will use a worksheet to help them round numbers. They will play a game called "Place Value Match-up" to help with skill practice. All...
Curated OER
How to Round Numbers
Students exercise rounding numbers to the nearest tens, hundreds, and thousands. In this rounding numbers instructional activity, students participate in a rounding numbers activity, covering the concept of rounding in both addition and...
Curated OER
Rounding to the nearest ten
Third graders use a hundreds chart and number line to round to the nearest ten. For this rounding numbers to ten lesson, 3rd graders navigate an online activity to round numbers. Students complete a worksheet and share strategies.
Curated OER
Estimating
A good estimator usually has a good number sense. Make good estimators out of your class with this fun estimation activity. They review words that express estimation, estimate the number of three different sets, and then estimate the...
Curated OER
Classroom JR - Rounding to Hundreds
In this rounding numbers worksheet, students found the given number to the nearest hundredth value place. The objective is to enhance students' understanding of rounding numbers and value places.
Bowland
You Reckon?
Sometimes simple is just better. A set of activities teaches young mathematicians about using plausible estimation to solve problems. They break problems down to simpler problems, use rounding and estimation strategies, and consider...
Curated OER
Estimating Solutions
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...
Curated OER
Number: Rounding Off and Approximating
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...
Curated OER
Rounding Decimal Numbers: Graphing Calculator Activity
For this math worksheet, students use graphing calculators to complete a total of three problems with rounding decimal numbers. Diagrams are included in student instructions.