EngageNY
Estimating Probabilities by Collecting Data
Take a spin to determine experimental probability. Small groups spin a spinner and keep track of the sums of the spins and calculate the resulting probabilities. Pupils use simulated frequencies to practice finding other probabilities to...
Curated OER
Rounding
First graders round to estimate greater sums. After a lecture/demo, 1st graders complete a web lesson plan on estimation. They practice rounding to the nearest hundred using a restaurant take-out menu.
Curriculum Corner
Second Grade Summer Math Practice Book
Stop the summer lag with a set of second grade Common Core based math practice sheets. Learners fill in hundreds charts with missing numbers up to 1,000. They practice writing numbers in standard, expanded, and word form. Children also...
Curated OER
Rounding Whole Numbers; Estimating Sums And Differences
In this rounding whole numbers and estimating sums and differences worksheet, students problem solve and calculate the answers to forty two mathematical equations.
Curated OER
Using Real-Data from North Dakota to Study Place Value, Rounding, Estimation, Fractions, and Percents
In this real-data worksheet, students use data from the 2008 Census Bureau to answer eight questions divided into four activities. The topics covered include: place value, rounding, estimation, fractions, and percents.
Curated OER
Who Wants to be a Champion?
Some terrific practice in math awaits your pupils in this engaging Jeopardy-style game. They can earn bronze, silver, and gold medals by answering questions correctly. The categories include: Place Values in Expanded Form, Names of...
Curated OER
Rounding to the Nearest Ten
Third graders review rounding to the nearest ten. In this rounding lesson, 3rd graders use a hundred chart to help them in rounding to the nearest ten. Additionally, students practice rounding on the computer.
EngageNY
Grade 5 Math Module 1, Topic C, Lesson 7
Step up or step down to rounding. Using a vertical number line, the instructional activity shows pupils the significance of rounding up or rounding down. Teachers encourage scholars to write the number in unit form and decide which form...
Curated OER
Rounding Numbers in Math Problems
In this rounding off worksheet, students practice rounding off thirty-one numbers to the nearest fifth, tenth and one hundredth digits in a variety of online exercises. Students check their work as they go.
Curated OER
Rounding Different Lengths
In this rounding off numbers worksheet, students practice rounding off thirty-four numbers to different forms of centimeters and millimeters online. Students check their answers online as they go.
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
Estimating School Store Purchases
Learners examine uses for estimating, and round purchase prices to estimate total purchases in a simulated school store setting. They discuss what it means for an item to be on sale, and observe the teacher work through the process of...
Illustrative Mathematics
Shrinking
Is Aunt Nancy shrinking? Find out by calculating with the average height women lose each year. The activity practices multiplying and dividing with decimals and rounding the final answer.
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...
Illustrative Mathematics
Estimating Square Roots
No calculators! Assure your learners that they can find the square root of a large number. All they need are two known squares close by and a table. Come up with an additional practice and your number crunchers will have it mastered in...
MLC
Decimals Worksheets
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 with...
EngageNY
Grade 5 Math Module 1, Topic C, Lesson 8
Go another round on rounding. Pupils refine their learned rounding skills in the eighth installment in an 18-part unit on decimals. The lesson takes away some of the previous scaffolding to encourage scholars to use the procedures that...
Curated OER
Rounding to the Tens Place
First graders practice rounding to the nearest hundred and tens place. In this rounding lesson plan, 1st graders watch a video on and discuss the process of rounding to the nearest hundreds place with the teacher's guidance. Students...
Curated OER
Math Flash Rounding
This PowerPoint reinforces the concept of rounding. Each slide of the PowerPoint contains examples of how to round to the nearest thousand or ten thousand. There are various examples that the students must complete on the final few slides.
Curated OER
Comparing and Rounding Decimals
Comparing and rounding decimals are skills that take practice. This presentation does a great job of clearly showing how to do these techniques, and has many slides where learners get practice while being guided through all of the steps....
Illustrative Mathematics
Calculating and Rounding Numbers
Mathematicians need to know that not all numbers are rational. We approximate irrational number with rational numbers. That is why a calculator may be misleading. This task give learners an opportunity to see how rounding a number and...
Curated OER
Estimating Errors in Chemistry
Estimating Errors in Chemistry is a detailed handout that illustrates the importance of calculating the percent error when working in the chemistry lab. There are no actual problems to solve, just notes and examples of calculations. Hand...
Alabama Learning Exchange
Estimation Station: Why Estimating is Better than Guessing
Youngsters discover the difference between estimating and guessing. They estimate how many items are contained in a jar as they read a story. After the story, pupils discover the differences between estimating and guessing and create a...
Alabama Learning Exchange
Miss Integer Finds Her Properties in Order
Access prior knowledge to practice concepts like order of operations and exponents. Your class can play this game as a daily review or as a warm-up activity when needed. They work in groups of four to complete and correct review problems.