Teacher Created Materials
Estimating Quotients
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...
Pennsylvania Department of Education
Volume of Compound Figures
Fifth graders use patterns, models and relationships to solve equations. In this equations instructional activity, 5th graders define vocabulary for equations and complete worksheets explaining variables and solving problems.
Curated OER
Life is Full of Problems
Pupils use the problem solving strategy of guess and check to investigate math word problems. They determine which problem solving strategy or strategies would work best in problem situations.
Curated OER
BASE-ic Space Travel
In this 3-day place-value lesson, upper-elementary kids investigate the base 5 and base 2 systems as an introduction to exponents and powers. They create a pocket chart to help ground their understanding of bases, exponents, and powers,...
Curated OER
Aldridge Sawmill - The Story in Numbers
Seventh graders view overhead maps of Texas, explore history of Aldrige Sawmill, and practice math skills while becoming familiar with Texas' "Boom & Bust" economy and natural history of east Texas Piney Woods.
Curated OER
Aldridge Sawmill - The Story in Numbers
Seventh graders practice math skills while becoming familiar with Texas' "Boom & Bust" economy and the natural history of the east Texas Piney Woods. They utilize worksheets and websites imbedded in this plan.
Curated OER
Paint By The Numbers
Learners, in groups, explore how astronomical spacecraft and computers create images of objects in space.
Curated OER
It's In the Numbers
Students explore the careers available in the field of oceanography. They discover the difference between a job and a career and the need for a good education. They work together to create a presentation about oceanography.
Curated OER
Estimation
Learners explore the concept of estimation. In this estimation lesson, students discuss making estimates through teacher led discussion. Learners use the Internet to complete an activity where they must estimate the length of lines.
Curated OER
Examining Estimation
Second graders participate in various activities which help them explain and explain the difference between an estimate and an exact amount.
Curated OER
Adjusting the Quotient
Students solve division problems. In this division lesson, students review estimating and how to figure out if their estimate is too large or too small. Students solve division problems and use their estimating skills to adjust the...
Curated OER
M&M Caper
Students participate in a game with M&M's to be introduced to percents and ratios. Individually, they estimate and record the number of candies they believe the bag holds and the amount of each colored candy. They open the bag and...
Curated OER
Graphing Linear Inequalities
Eighth graders extend skills for representing and solving linear equations to linear inequalities. Lesson activities build understanding and skill by plotting ordered pairs of numbers that either satisfy or do not satisfy a given...
Curated OER
How Much Is On The Floor?
Students estimate the number of items in a group. In this estimation lesson, students are presented with random objects to clean up. Students estimate how many items are present and then compare the actual number of items to their...
Curated OER
Centimeter Slinkies
Third graders estimate and measure the length of a whole color-segmented, candy gummy worm. Then, as students bite off each segment, they estimate, measure and record findings in an activity log.
Curated OER
Estimating Sums and Differences
For 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...
Curated OER
What is the connection between rice and estimation?
Sixth graders investigate estimating. In this estimating lesson, 6th graders estimate how much rice is eaten around the world. Students estimate the percentages of rice eaten by other countries. Students compare rice production to...
Curated OER
Estimation With Percents
Students examine percents. In this percents lesson, students will estimate percentages. Using advertisements from a newspaper, students problem solve to determine the final price of a sale item.
Curated OER
Comparing Fractions
Students discuss the nature of fractions and compare fractions based on a similar whole to determine relative size.
Curated OER
Comparing Fractions
Students use the assistance of computers to explore reducing fractions. Using various internet activities, students experience comparing and ordering fractions. They develop methods to estimate the value of fractions.
Curated OER
Paper Packaging Design
Students create packages with a maximum capacity. In this geometry activity ,students estimate using whole numbers, decimals and fractions. They calculate length, weight and mass of packaging.
Pennsylvania Department of Education
Adding Common Fractions
Fourth graders estimate various measurements. In this lesson on measurement, 4th graders estimate the length and mass of multiple objects. Students discuss the difference between a guess and a reasonable estimate and discuss using...
Curated OER
Are We There Yet?
Students estimate the time needed by the Corps of Discovery to complete its expedition. They problem solve and estimate the distance covered by the Corps on its expedition. They compare their findings to the expedition's actual rates...
Curated OER
Using Math with Sale Papers
Fifth graders estimate their results and then prove through calculations. In this math lesson, 5th graders solve problems using multiplication, division, addition, and subtraction. They also use mental math to solve their problems.
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