Curated OER
Rounding Out
Third graders round numbers between 0 and 1000 to the nearest 10 and to the nearest 100.
Curated OER
Rounding to Place Value
In this rounding activity, students round 24 numbers to the nearest tens, hundreds, thousands, or ten-thousands place. The numbers range from 2- to 5-digits.
Curated OER
Round to the Nearest Whole $
In this rounding money worksheet, learners identify the money amounts in each examples and round to the nearest dollar for the 10 examples.
Curated OER
Around and Around We Go: Rounding Activity
In this rounding worksheet, students put a check mark in the appropriate place to tell whether numbers have been rounded correctly, then complete 2 additional problems.
Curated OER
Revise Rounding to the Nearest Thousand
In this rounding activity, students read about rounding, then round a set of 20 numbers to the nearest thousand. Answer included on page 2.
Curated OER
Rounding to Nearest 10
In this rounding learning exercise, students solve a total of 30 problems rounding 2-digit numbers to the nearest 10. A website reference for additional resources is given.
Curated OER
Estimate Sums
In this estimating sums worksheet, students round numbers to the greatest place and then add them to solve 23 problems. Students also solve 2 test prep questions.
Curated OER
Estimating Quotients
In this estimating quotients instructional activity, 4th graders estimate the quotient in 12 math problems and write the numbers they used on the lines provided.
Curated OER
Estimating on a Number Line
In this number line instructional activity, students draw an arrow to show where 5 numbers can be found on a number line and then write what the number is that each arrow is pointing to on three number lines.
Curated OER
Multiplication Estimation
In this multiplication estimation worksheet, students solve 10 multiple choice questions where they round numbers then estimate the product of multiplication problems with 2, 3, and 4 digit numbers. The worksheet is interactive and...
Curated OER
Place Value Worksheet
In this place value activity, students write the name of the place value up to the 7th place, name the place of the 5 in each problem, and round numbers to the nearest 10. Students complete 20 problems.
Curated OER
Round Decimals to the Nearest Whole Number
In this rounding to nearest whole numbers worksheet, students round off decimals to the nearest whole number. Answers are included on page 2.
K12 Reader
Estimation
Teach your class a thing or two about making educated mathematical guesses. Learners read a passage that explains estimation and approximate and exact answers. They then respond to five questions about and related to the text.
Curated OER
Estimate How Many Seeds Are In a Fruit or Vegetable
Help mathematicians estimate how many seeds are in a given vegetable or fruit. They are divided into pairs and estimate the amount of seeds in a whole fruit without seeing the inside. They then cut the fruit or vegetable in half and...
Curated OER
Number Sense
First graders practice rounding 4 digit numbers using place value concepts. In this estimating sums and differences lesson, 1st graders explore clustering, rounding, and front end estimation as methods for rounding decimals.
Curated OER
Rounding Riddles
In this math instructional activity, students solve seven riddles. Each riddle describes a number and involves rounding. Students round numbers in the riddle to find the solution.
Curated OER
Estimating and Rounding-Pretest Questions
In this estimating and rounding worksheet, learners complete a set of 10 multiple choice questions. Students may click on a link for answers or to print page.
Curated OER
Estimating the Square- Root of Ten
In this algebra worksheet, students estimate the square root. They rewrite the root as an exponential function and solve. They use the correct function notation. There are 10 questions.
Curated OER
How Close Can You Get? Estimating
Students work collaboratively to determine how many crackers are in a large container. They then view a video to see how often people use estimation in their jobs, and another video to watch students work on figuring out appropriate...
Curated OER
Year 6 Time Booster pg. 4
The month of February is the focus of this calendar learning exercise. Students must look at the calendar and answer 4 word problems about the month of February. Interestingly, this particular February happens to be a leap year with 29...
Curated OER
Law of Cosines
In this cosine worksheet, students will find the length of the third side of a triangle given the length of the other two side. Students will use the Law of Cosines to find the length of the missing side. Answers will be rounded to 3...
Curated OER
Adding Greater Numbers
In this adding greater numbers worksheet, students solve 13 problems in which four numbers are added in a column. Most numbers are four or five digits; students will need to regroup more than once.
Curated OER
Fourth Grade Mathematics Test
For this math activity, 4th graders complete multiple choice questions about multiplication, fractions, rounding, and more. Students complete 29 questions.
Curated OER
Playing with Remainders
Fifth graders explore how people handle remainders in real life. In this remainders math lesson, 5th graders participate in skits to show what to do with remainders. Students complete worksheets with word problems.