Curated OER
When Close Enough is Good Enough
Learners describe the difference between an estimate and a guess. They create reasonable estimates based on observation and hands-on activities. They synthesize estimated based on interaction with online activities.
Curated OER
Taking Estimation and Measurement Outside
Eighth graders gain a better understanding of visual distances and estimation. They actively practice using metric measurement and conversion. Students practice cooperative exploring and team building.
Curated OER
Estimation Challenge
Young scholars calculate the length of the classroom using non-standard units of measurement and estimation. Using a cracker box, they discuss measuring various objects in the room as a class, and independently estimate and measure the...
Curated OER
How Tall is that Tree?
Students apply their math skills to develop an accurate estimate of the height of a tall tree. Three different methods are outlined. All grade levels should be able to perform the shadow method and the proportional method.
Curated OER
Measurement Scavenger Hunt
Students review estimation, measurement, fractions, decimals while familiarizing themselves with a new classroom at the beginning of the year.
Curated OER
Rock Hunters
Learners observe rocks of various types and sizes and record these observations through drawings. They gather rocks, measure, classify, observe, describe and record their collection.
Curated OER
Counting (Up to 120)
These five sets of objects provide a counting challenge for learners: will they discover strategies to make their job easier? Each array has between 44 and 95 objects in rows. Have learners do the first one, then review their strategies....
Curated OER
Homework: Simple Rounding to 10
In this simple rounding worksheet, learners solve 12 different problems that include rounding to the nearest ten in each. First, they write the ten nearest to the number on a number line. Then, students identify the number in each box...
Curated OER
Estimate, Measure, and Record
Have your class explore measuring with this worksheet. Learners measure items and record their results in centimeters and millimeters. There are ten different items to measure.
Curated OER
Estimation
Students complete computer activities about estimating if items are more or less than a given amount. For this estimation lesson plan, students also estimate measurements around the classroom.
Curated OER
Estimating With Decimals
For this math worksheet, students complete 14 problems where they estimate money amounts and multiplication products using numbers with decimals. Examples are provided in this well-designed worksheet.
Curated OER
Subtracting Using Estimation
Third graders play the game, "Who Wants To Be A Millionaire?" while subtracting using estimation. I really like the format of this fun game, which utilizes the lifelines and strategies found in the real game on television.
Curated OER
Estimation and Computation
Second graders practice their estimation skills using blocks. In this math lesson plan, 2nd graders explain how estimating makes addition easier. They complete a worksheet after the lesson plan to reinforce new learning.
Pennsylvania Department of Education
Fractions and Ribbons
Fifth graders solve division problems using partial quotients. In this long division lesson, 5th graders practice seeing division as a process of repeated subtraction and estimation. This lesson provides a script for the teacher.
Pennsylvania Department of Education
Classifying Figures on the Coordinate Plane
Fifth graders use estimation to solve word problems. In this fractions lesson, 5th graders decide whether or not an answer to a work problem is reasonable by applying their knowledge of fractions, decimals and estimation. This lesson...
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
Estimation Skills
Students use a balance scale with beans or seeds to estimate how many of them would weigh as much as a teddy bear counter. In this estimation lesson plan, students hold items to estimate.
Curated OER
Computation and Estimation
Learners read "Moosey Saves Money" and use mental math to determine if Moosey is saving any money. In this math computation and estimation lesson, students discuss the story in relation to saving money, recording in their math journal....
Curated OER
Identifying Relative Value of Pattern Blocks
Students assign value to different shapes of pattern blocks, and estimate values and use process of elimination to determine values. For this pattern block values lesson plan, students trace each block on a worksheet and use 5 blocks to...
Curated OER
Plotting Data on a Graph
Students investigate graphing. For this graphing lesson, students survey the class and create graphs to reflect the data collected.
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.
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
Guess The Weight
For this weight worksheet, students match pictures of products with their correct weights given, 11 total. An answer key and reference web site are provided.
Curated OER
How Big Is It?
Fifth graders look at the Garrison flag and estimate how big it is. In this measurement lesson plan, 5th graders then calculate the area and perimeter of the flag.