Curated OER
Measuring Using Leaves
Learners explore geometry by using non-standard measuring methods. In this length estimation lesson, students complete a worksheet in which different objects in their classroom are measured by three different sized leaves. Learners draw...
Curated OER
Approximate Solution to an Equation
Students solve equations through trial and error. In this algebra lesson, students first estimate their answers and then calculate it to check their work. They solve problems involving roots and integers.
Illustrative Mathematics
Reasoning about Multiplication and Division and Place Value, Part 1
Help your class make sense of quantities and their relationships. Given is the product of two numbers. It is up to your number crunchers to think about the quantitative relationship when the product is one-tenth or ten times the product...
EngageNY
Sampling Variability in the Sample Mean (part 1)
How accurate is data collected from a sample? Learners answer this question using a simulation to model data collected from a sample population. They analyze the data to understand the variability in the results.
EngageNY
Interpreting Correlation
Is 0.56 stronger than -0.78? Interpret the correlation coefficient as the strength and direction of a linear relationship between two variables. An algebra lesson introduces the correlation coefficient by estimating and then...
Shodor Education Foundation
InteGreat
Hands-on investigation of Riemann sums becomes possible without intensive arithmetic gymnastics with this interactive lesson plan. Learners manipulate online graphing tools to develop and test theories about right, left, and...
Curated OER
Estimating Prices
Students practice making reasonable estimates. In this consumer math, students round purchase prices of items to estimate the total cost. Students practice using metal computations to arrive at estimates.
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
Guesstimate? NO Estimate!
Students discover the advantage of estimation over simple guessing using number relationships. They also discover how useful a mathematical tool estimation is in everyday life.
Curated OER
Estimating Expenses
In this estimation worksheet, students estimate expenses of different items by solving word problems. Students estimate expenses for 5 problems.
Curated OER
Estimating
For this estimating worksheet, students solve 6 different problems that include some form of estimation in each. First, they define estimate as a way to round their answers sensible and carry out the calculation by hand. Then, students...
Curated OER
Models and Algorithms to Solve Multiplication Problems
Students choose the correct strategy to solve multiplication and division. In this algorithm lesson, students use at least two strategies that use properties of operations and estimation. Students also recognize the relationship between...
Curated OER
Estimating: Pretest
For this estimation worksheet, 5th graders read word problems and estimate their outcomes. Students complete 8 multiple choice questions.
Curated OER
Galaxies and the Universe
If Earth was formed 4600 million years ago, and the sun revolves about the center of the Milky Way once every 250 million years, how many revolutions have occurred? Students answer this question and ten more, all providing students with...
Curated OER
Estimating Length
In this measurement of length worksheet, students identify and measure 20 different items based on estimation. They use different objects to measure length and compare the difference between feet and inches.
Curated OER
Probability
Fourth graders perform probability experiments. In this math lesson plan, 4th graders complete a penny toss to evaluate and graph the combinations of outcomes. In a second activity, students draw M&Ms out of a bag and graph results....
Curated OER
Estimating
In this estimating worksheet, students review how to estimate and round numbers. Students then estimate the three number addition problems by rounding the numbers to the nearest hundred. Students then find the exact answer. Students...
Curated OER
Estimating
In this addition worksheet, students estimate the value of the addition problems to the nearest 10. Students complete 8 estimation problems.
Curated OER
Estimating
In this estimation worksheet, students estimate the three digit numbers to the nearest hundreds. Students complete 10 problems total.
Curated OER
Math 155 - Worksheet 8. Rate
In this rate worksheet, students read short word problems, and write equations to solve the problem. Equations include distance problems and rate of travel.
Curated OER
Candy Fractions
Second graders complete math activities with donated seasonal treats. They estimate, count, sort, name and graph bags of treats. They can eat treats when finished.
Curated OER
Centimeters and Meters-Estimation
In this centimeter/meter worksheet, students read the lengths of animals. look at a centimeter ruler and meter stick and circle the best estimate of the length of each animal. Students then order the lengths.
Curated OER
Measurement and Estimation
Students gain an understanding of time. In this time lesson, students work together to recognize the difference between yesterday, today, and tomorrow, As well as months, hours, minutes, and seconds. Students brainstorm ideas of ways the...
Curated OER
Find The Best Estimate
In this math learning exercise, students find the best estimate by using the skill of rounding. The answers are written in the spaces at the bottom of the page.