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Worksheet
Curated OER

Estimating Practice

For Students 1st - 2nd
In this number sense instructional activity, students examine the picture and estimate the number of ants in the picture.
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Worksheet
Curated OER

Guessing Jar

For Students 1st
In this guessing jar worksheet, 1st graders write down their guess for how many marbles are in the jar, then count and record the answer, and complete 3 sentences about the numbers.
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Worksheet
Curated OER

Estimating Butterflies

For Students 1st - 3rd
In this estimation worksheet, students estimate how many butterflies are in the picture and have 25 or 55 to choose from. Students estimate and eventually count 25 butterflies.
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Worksheet
Curated OER

Estimating and Rounding Numbers

For Students 3rd
For this estimating and rounding numbers worksheet, 3rd graders solve 6 math problems using estimating and rounding skills.
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Worksheet
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Rounding and Estimating

For Students 6th - 8th
For this rounding and estimating worksheet, students solve 18 rounding and estimating problems. Students solve problems without a calculator.
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Worksheet
Curated OER

Practice With Decimals

For Students 4th - 6th
For this decimal worksheet, students solve decimal problems, estimating, balancing a checkbook, and finding the cost of a car using a given chart. 
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Lesson Plan
Curated OER

How Many in a Minute

For Teachers K - 6th
Students estimate what they can accomplish in a minute. In this estimation lesson plan, students guess how many jumping jacks or stars they can draw in a minute. They get timed and see how close they are to their prediction. 
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Lesson Plan
Curated OER

Mystery Jars: Make Your Own

For Teachers 1st - 4th
Students explore the concept of estimation. In this estimation lesson, students create their own estimation jars and fill them with objects of their choice. Students then count the exact number of objects and trade jars to repeat. 
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Interactive
Curated OER

Estimating For Reasonable Answers

For Students 4th - 6th
In this estimating for reasonable answers activity, students interactively answer 10 multiple choice questions about estimation, then click to check their answers.
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Interactive
Curated OER

Basics of Estimation

For Students 5th - 10th
In this estimation instructional activity, students complete multiple choice questions about rounding and the proper sequence of estimation. Students complete 10 questions total.
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Interactive
Curated OER

Estimating for Reasonable Answers: Post Test

For Students 5th
In this estimation learning exercise, 5th graders answer multiple choice questions about estimation of measurements, total numbers, and more. Students complete 10 multiple choice questions.
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Interactive
Curated OER

Estimating: Pretest

For Students 5th
In this estimation worksheet, 5th graders read word problems and estimate their outcomes. Students complete 8 multiple choice questions.
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Interactive
Curated OER

Estimating: Post Test

For Students 5th
For this estimation worksheet, 5th graders read math word problems about measurement, money, and more and complete multiple choice questions where they estimate the answer. Students complete 8 questions.
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Interactive
Curated OER

Estimating Before Multiplying

For Students 4th - 6th
In this estimating before multiplying learning exercise, students interactively answer 10 multiple choice questions about estimating, then click to check their answers.
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Lesson Plan
Curated OER

What is the connection between rice and estimation?

For Teachers 6th
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 other...
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Lesson Plan
Curated OER

Count on Math

For Teachers 3rd - 8th
Students develop number sense up to a million.  In this developing number sense up to a million lesson, students count their breaths in given time span.  Students use blocks representing 10's and 100's to create a million.  Students use...
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Worksheet
Curated OER

Estimate Division Worksheet

For Students 6th - 8th
In this estimating division practice worksheet, students solve 8 problems that require them to estimate the division by rounding the numbers in the problems to the nearest 10.
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Lesson Plan
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Math Review for Grade 4 (4.1)

For Teachers 4th
In this math review for grade 4 (4.1) worksheet, 4th graders answer 25 multiple choice problems in standardized test format about all areas of 4th grade math.
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Lesson Plan
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Ratios, Proportions, and Percents

For Teachers 8th
Eighth graders use ratios and proportions to solve real-life problems.  In this using ratios and proportions to solve real-life problems lesson, 8th graders estimate the cost of a road trip.  Students estimate the distance between two...
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Lesson Plan
Curated OER

Initial Fraction Ideas Lesson 19: Overview

For Teachers 4th - 5th
Young scholars read different scenarios and discuss how to add fractions. in this addition of fractions lesson plan, students learn how to add unlike fractions and practice 4 problems.
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Lesson Plan
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Measurement and Estimation

For Teachers 3rd
Third graders create a table in order to record estimations and measurements of objects. In this estimation and measurement lesson plan, 3rd graders estimate and measure object's lengths, area, weight, and capacity.
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Worksheet
Curated OER

Heavy or Light - Aero Plane & Comb

For Students Pre-K - 1st
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.
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Worksheet
Curated OER

Heavy or Light - Television & Socks

For Students Pre-K - 1st
In this problem solving worksheet, students examine a picture of a television and one of socks. Students select the picture of the item that is heavier.
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Worksheet
Curated OER

Heavy or Light - Apple & Monkey

For Students Pre-K - 2nd
For this problem solving worksheet, students examine a picture of an apple and one of monkey. Students select the picture of the item that is heavier.