Curated OER
Recognizing Exact Numbers or Estimates
In this estimation worksheet, students read a word problem about the Lincoln Memorial and then answer 4 fill in the blank questions where they decide whether they need to use an exact number or an estimate to answer each question.
Curated OER
Number Sense and Operations
In this number sense and operations worksheet, 7th graders solve 15 different types of problems that include estimation and expanded notation. First, they simplify various equations by following the order of operations. Then, students...
Curated OER
Number Sense and Operations
In this number sense and operations worksheet, 5th graders solve 17 different types of problems that include estimation and determining the exact answer of an equation. First, they determine the sum of two numbers closest to one listed....
Curated OER
6th Grade Math Worksheet
In this multiple task math worksheet, 6th graders solve 10 math problems involving metric units, number lines, composite numbers, estimation and percentages.
Curated OER
House of Math
In this estimation worksheet, 3rd graders study the 6 dimensions of a sketch of a house. Students estimate and measure 6 different sides of the house. Students check off each of 6 items that are longer than 1 decimeter.
Curated OER
At the Toy Store
In this writing math problems activity, 3rd graders write four math problems involving three toy store scenarios stated on the activity. Students determine if they are an estimate or an exact solution to the problems.
Curated OER
Measure Mania
In this measurement instructional activity, 3rd graders, working with a partner, choose two different units out of five to measure the length of their classroom. Students estimate first and then measure.
Curated OER
How Far From the Fountain?
For this estimation worksheet, students estimate and measure ten landmarks from the fountain in inches. Students also answer two word problems involving coordinates.
Curated OER
Online Math Problems and Estimation
In this online math problems worksheet, learners complete a variety of exercises including finding the missing numbers in eight math problems, two money and estimation calculations and estimating the difference in ten math problems by...
Math Mammoth
Mental Math in Percent Problems
In this math worksheet, students are given 21 percentage problems which they are to work out mentally. There are story problems, tables and simple conversion.
Curated OER
Finding the Percent of a Number
In this mathematics worksheet, 6th graders find the percents of various numbers. They set up the problem, estimate, and write their response. Students also compare their answers to their estimates for each problem.
Math Mammoth
Estimating
For this math worksheet, 6th graders find the values for the 3 sets of problems that focus upon the skill of estimation with the help of the graphic organizers.
Math Mammoth
Review 1
For this mathematics worksheet, 3rd graders write the numbers for each problem. Then they write each in expanded form and the numbers from least to greatest. Students also estimate first by rounding the numbers to the nearest hundred.
Math Mammoth
Measuring Length: Metric
In this mathematics activity, 3rd graders draw lines for each measurement. Then they measure the lines to the nearest centimeter. Students also use a ruler, a measuring tape, and measure small items and longer items.
Curated OER
Estimating School Store Purchases
Students examine uses for estimating, and round purchase prices to estimate total purchases in a simulated school store setting. They discuss what it means for an item to be on sale, and observe the teacher work through the process of...
Curated OER
Catch, Tag, and Release
Learners discover how fish tagging is used by marine biologists and fisheries to estimate fish populations. Participating in a simulation, learners use estimation to determine the whole population from a small number of items.
Curated OER
EASY AS PUMPKIN PIE
Students demonstrate place values using pumpkin seeds as a math manipulative. They use manipulatives, models, known facts, properties and relationships to explain thinking processes. They estimate the number of seeds in their pumpkin.
Curated OER
One Size Fits All?
Students describe the differences between an estimate and a guess. They create reasonable estimates based on comparison and activities. Students explain how estimation is helpful in showing the relative size on a scale. They also...
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
Students 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 length...
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
How Many Blades of Grass in a Football Field?
Students, by taking a sample count from a small area, estimate the total number of blades of grass in a football field. They use a cardboard from, the inside of which measures 1 square foot to do their calculations.
Curated OER
Estimation
Students estimate the cost of individual items found on a typical grocery list. They participte in a teacher-led demonstration, solve word problems, and estimate the cost of ten items placed into their group's grocery basket.