Curated OER
Finding and Estimating Square Roots
In this algebra worksheet, students solve the square root through estimation and through the calculator. They graph their solutions on a number line. There are 4 questions with an answer key.
Curated OER
Estimate, Measure, and Record
Have your class explore measuring with this activity. Learners measure items and record their results in centimeters and millimeters. There are ten different items to measure.
Curated OER
Estimate on a Number Line
Using a number line worksheet, learners solve seven different problems using the shown number line in each. They estimate what number is selected on the number line in each problem and write it out.
Curated OER
History and the Approximations of pi
Middle schoolers investigate Pi. In this mathematics lesson, learners discuss the history of Pi and determine how the approximation of Pi was discovered.
Curated OER
Linear Approximation
Pupils practice examining the tangent to a function to estimate the value of the function near the point of tangency. They view errors associated with those approximations, determine overestimates and find intervals that guarantee a...
Curated OER
Estimation, Sampling, and Beyond
Students examine an ISS EarthKAM image of farm land in Texas and New Mexico. They select sample region of image and count the number of fields in that region. They estimate how many fields are in the entire region.
Curated OER
Rounding And Estimating
Students investigate various types of problems using whole numbers and decimals. They use a discussion format while working example problems to help create a baseline for further independent practice. The activity also includes praise...
Curated OER
Pumpkin Seed Experiment
In this unique lesson students participate in a pumpkin seed experiment. Students interact with the pumpkins weight, seeds and record their findings of what lies within the pumpkin once the top of the pumpkin is cut off for observations....
Curated OER
Accuracy of Calculations
For this accuracy of calculations worksheet, students solve and complete 4 different types of problems. First, they estimate the solution of the calculations shown. Then, students find the maximum and minimum possible values for each...
Curated OER
Dividing By Two-digit Divisors
In this dividing by two-digit divisors worksheet, students working with a partner problem solve and calculate the answers to ten word problems and mathematical division equations.
Curated OER
Adding Two- and Three-Digit Numbers
In this adding two- and three-digit numbers worksheet, students, with a partner, problem solve and calculate the answers to eight mathematical word problems and equations.
Curated OER
Newspaper Route
In this problem solving worksheet, students solve 4 story problems pertaining to a newspaper delivery job. Students estimate and find the solution to each problem.
Curated OER
Learning with Links
Students explore the concept of counting, measuring, and estimating. In this counting, measuring, and estimating lesson, students use plastic links to count sets of links. Students measure their arms and legs using links.
Curated OER
Heavy or Light - Aero Plane & Comb
In this problem solving worksheet, students examine a picture of an airplane and one of a comb. Students select the picture of the item that is heavier.
Curated OER
Identifying Relative Value of Pattern Blocks
Young scholars assign value to different shapes of pattern blocks, and estimate values and use process of elimination to determine values. In this pattern block values lesson plan, students trace each block on a worksheet and use 5...
Curated OER
Quadrat Sampling 101
Students explore the population of grass plants in a given area. They plan and conduct a sampling activity to estimate the population of dandelions or the number of grass blades on the school grounds.
Curated OER
Estimating on a Number Line
In this number line worksheet, 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
Rounding Up To Three Decimal Places
In this decimal rounding learning exercise, students round up in 52 problems. They round up using the numbers that have three decimals places.
Curated OER
Practice With Decimals
In this decimal instructional activity, students solve decimal problems, estimating, balancing a checkbook, and finding the cost of a car using a given chart.
Pennsylvania Department of Education
How Many Ways?
Students estimate the amount of money they have in groups of pennies, nickels, and dimes. In this money lesson plan, students then count up the amounts they have and exchange money amounts.
Curated OER
Lesson #10 Standard Measurement
Learners are introduced to units of measurement found on a ruler as well as what attributes make an object difficult or easier to measure with a ruler. The teacher has various objects placed around the room, and the youngsters practice...
Curated OER
Data With Candy
Learners, while utilizing the classroom and the computer lab with a bag of colored candy, gather and interpret data, calculate averages and draw conclusions and draw a bar graph. They estimate how many candies are in the bag, what...
Curated OER
Ordering Rational Numbers and Finding Their Approximate
Middle schoolers explore the concept of ordering rational numbers on a number line. They represent rational numbers as decimals and percents. Pupils create a foldable about converting fractions to decimals to percents, and use a...
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...
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