Lesson Plan
Curated OER

Estimating Sums and Differences

For Teachers 3rd - 4th
In this math worksheet, students learn to estimate sums and differences by completing step by step exercises. There is one word problem which is the example, and then students can choose from other estimation activities to do with a...
Worksheet
Curated OER

Rounding Decimals

For Students 5th
In this rounding decimals worksheet, 5th graders solve 10 problems by rounding the numbers given to the specified place value, from ones to thousandths.
Lesson Plan
Curated OER

Rounding Numbers

For Teachers 5th - 6th
In this rounding numbers worksheet, students, with a partner, problem solve and calculate the answers to eighteen mathematical exercises.
Worksheet
Curated OER

Math Cross--Puzzle #16

For Students 4th - 6th
In this rounding activity, students fill in a crossword puzzle as they solve twenty-eight addition, subtraction and multiplication math problems.
Interactive
Curated OER

Rounding - nearest 1000

For Students 3rd - 6th
For this rounding worksheet, students round 4 digit numbers to the nearest 1000. Students complete 10 problems total on this worksheet.
Worksheet
Curated OER

Rounding to the Nearest Million

For Students 3rd - 4th
In this rounding off worksheet, students round off 7 South American countries to nearest million people and answer 4 word problems.
Worksheet
Curated OER

Rounding to the Nearest Number

For Students 4th - 7th
In this rounding worksheet, students complete 4 sections of rounding problems. The worksheet contains 16 problems dealing with rounding to the nearest whole number, nearest tens place, and nearest hundreds place. Students can click on...
Worksheet
Curated OER

Rounding to Nearest Ten Helper Sheet

For Students 3rd - 4th
In this rounding to nearest ten helper sheet, students use the lines of ten numbers as a reference when learning to round to the nearest ten. Students round to the nearest ten numbers from zero to one hundred.
Worksheet
Curated OER

Rounding

For Students 5th - 8th
In this rounding worksheet, learners round whole numbers and numbers with decimals to the indicated place value. Students complete 40 problems.
Worksheet
Curated OER

Rounding Worksheet

For Students 5th - 8th
In this rounding worksheet, students answer 5 questions in which they use rounding to the nearest whole ten or hundreds spot. They can check their answer by clicking on the Check box next to the answer.
Worksheet
Curated OER

Estimating Percents

For Students 4th - 8th
In this math learning exercise, students complete 13 problems where they estimate the percents of shaded figures, fractions, and more. Examples are provided in this well-designed learning exercise.
Lesson Plan
Teacher Created Materials

Estimating Quotients

For Teachers 5th - 6th Standards
In this math worksheet, students learn to estimate a quotient to see if an answer is reasonable. They complete the long division to get an exact answer in 18 problems. Detailed directions are also given on how to check a division...
Worksheet
Math Mammoth

Estimating

For Students 6th
In this math worksheet, 6th graders find the values for the 3 sets of problems that focus upon the skill of estimation with the help of the graphic organizers.
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, learners view a video clip on the Internet to practice rounding numbers. They use place value charts to help aid in the rounding...
Worksheet
Curated OER

Rounding Decimals to Hundredths (J)

For Students 5th
Learners read the decimal numbers and then round them to the nearest hundredth. They round 60 numbers.
Worksheet
Curated OER

Rounding Decimals to Whole Numbers [D]

For Students 4th - 5th
In this decimal worksheet, youngsters round a total of 60 decimals numbers to the nearest whole number. Answers included on page 2.
Worksheet
Curated OER

Rounding Decimals to Whole Numbers [E]

For Students 4th - 5th
Here is a decimal worksheet in which learners round a total of 60 decimals numbers to the nearest whole number. Answers included on page 2.
Lesson Plan
Curated OER

Units Of Measure

For Teachers 4th - 6th
Students investigate concepts relating the use of the metric system of measurement. They practice the skill of estimating units and especially which ones to use in certain problems for the most reasonable answer. The lesson includes...
Worksheet
Curated OER

Rounding Decimals to Whole Numbers [C]

For Students 4th - 5th
Fourth and fifth graders round a total of 60 decimals numbers to the nearest whole number. Answers included on page 2.
Lesson Plan
Curated OER

Introduction to Decimals

For Teachers 4th - 6th
Young math whizzes complete the online instruction, then solve 20 problems about identifying decimals, comparing decimals and fractions and ordering decimals.
Worksheet
Math Mammoth

Customary and Metric Measurement

For Students 5th - 7th Standards
Through a series of worksheets, mathematicians practice with various concepts of measurement. Conveniently, the 6 pages are easily broken up for individual assignments, and seem to progress in difficulty. Math concepts include drawing...
Lesson Plan
Curated OER

Scaling it Down: Caves Have Maps, Too

For Teachers 3rd - 5th
Measurement and map skills are the focus of this lesson, where students crawl through a "cave" made out of boxes, desks and chairs, observing the dimensions.  Your young geographers measure various aspects of the cave and practice...
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
EngageNY

Conducting a Simulation to Estimate the Probability of an Event

For Teachers 7th Standards
How can you complete a simulation when it is not practical to determine the probability of an event? Class members learn that in some situations, it is not feasible to find the probability of an event, but they can estimate it by running...

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