Worksheet
Curated OER

Math Cross Puzzle #34

For Students 5th - 6th
In this math puzzle worksheet, students solve 28 problems and insert the answers into a puzzle grid. The problems include all 4 math operations, telling time, measurement, word problems, rounding, money and math patterns. Answers will be...
Worksheet
Curated OER

Math Cross Puzzle

For Students 5th - 6th
In this math puzzle activity, students solve 25 problems and insert the answers into a puzzle grid. The problems include all 4 math operations, telling time, measurement, word problems, rounding, money and math patterns. Answers will be...
Worksheet
Curated OER

Math Cross Puzzle #20

For Students 5th - 6th
In this math puzzle worksheet, students solve 28 problems and insert the answers into a puzzle grid. The problems include all 4 math operations, telling time, measurement, word problems, rounding, money and math patterns. Answers will be...
Worksheet
Curated OER

Math Cross Puzzle #23

For Students 5th - 6th
In this math puzzle instructional activity, students solve 28 problems and insert the answers into a puzzle grid. The problems include all 4 math operations, telling time, measurement, word problems, rounding, money and math patterns....
Interactive
Curated OER

Math is Everywhere!

For Students 3rd - 5th
In this everyday math skills pretest, students answer ten multiple choice questions based on their knowledge of everyday math skills such as estimation, addition, and measurement.
Worksheet
Math Mammoth

Mental Math in Percent Problems

For Students 8th - 9th
In this math worksheet, learners are given 21 percentage problems which they are to work out mentally. There are story problems, tables and simple conversion.
Worksheet
Curated OER

Estimating

For Students 4th - 5th
In this estimating worksheet, students review how to estimate and round numbers. Students then estimate the three number addition problems by rounding the numbers to the nearest hundred. Students then find the exact answer. Students...
Lesson Plan
Curated OER

Rounding to the Tens Place

For Teachers 1st
First graders practice rounding to the nearest hundred and tens place. In this rounding lesson, 1st graders watch a video on and discuss the process of rounding to the nearest hundreds place with the teacher's guidance. Students...
Worksheet
Curated OER

Rounding Numbers: Worksheet H

For Students 2nd - 3rd
In this math instructional activity, learners will round number between 100 and 1,000 to the nearest hundred. There are about 100 numbers.
Worksheet
Curated OER

Rounding Numbers: Worksheet J

For Students 2nd - 3rd
In this math worksheet, students will round numbers to the nearest hundred. The numbers are between 100 and 1,000. There are about 100 problems.
Worksheet
Curated OER

Rounding Worksheet

For Students 6th
In this rounding worksheet, 6th graders round 2, 3, and 4 digit numbers to the nearest hundred. Students complete 30 problems on this worksheet.
Worksheet
Curated OER

Rounding Riddles

For Students 6th - 7th
In this math worksheet, learners solve seven riddles. Each riddle describes a number and involves rounding. Students round numbers in the riddle to find the solution.
Worksheet
Curated OER

Rounding to Nearest Ten

For Students 3rd - 4th
In this rounding worksheet, students round a set of 25 numbers to the nearest 10. A website reference for additional resources is given.
Worksheet
Curated OER

Grade 5 Math: Fractions, Decimals, Percents 1

For Students 5th
In this grade 5 learning exercise, 5th graders round off 3,485,379.195 to the assigned place values. They round to millions, hundred thousands, thousandths, tenths, and thousands.
Lesson Plan
EngageNY

Margin of Error When Estimating a Population Mean (part 1)

For Students 10th - 12th Standards
We know that sample data varies — it's time to quantify that variability! After calculating a sample mean, pupils calculate the margin of error. They repeat the process with a greater number of sample means and compare the results.
Lesson Plan
EngageNY

Estimating Probability Distributions Empirically 1

For Teachers 11th - 12th Standards
What if you don't have theoretical probabilities with which to create probability distributions? The 11th installment of a 21-part module has scholars collecting data through a survey. The results of the survey provide empirical data to...
Lesson Plan
Google

Surveys and Estimating Large Quantities

For Teachers 6th - 12th Standards
Looking for an estimation activity a bit more involved than the typical "guess the number of jellybeans in the jar" game? Here, learners use a picture to estimate the number of people at a large event, look for potential problems with...
Lesson Plan
EngageNY

Margin of Error When Estimating a Population Proportion (part 1)

For Students 10th - 12th Standards
Use the power of mathematics to find the number of red chips in a bag — it's a little like magic! The activity asks learners to collect data to determine the percentage of red chips in a bag. They calculate the margin of error and...
Lesson Plan
EngageNY

Margin of Error When Estimating a Population Proportion (part 2)

For Students 10th - 12th Standards
Error does not mean something went wrong! Learners complete a problem from beginning to end using concepts developed throughout the last five lessons. They begin with a set of data, determine a population proportion, analyze their result...
Lesson Plan
EngageNY

Margin of Error When Estimating a Population Mean (part 2)

For Students 10th - 12th Standards
Don't leave your classes vulnerable in their calculations! Help them understand the importance of calculating a margin of error to represent the variability in their sample mean. 
Worksheet
Curated OER

Estimating Fractions and Sums

For Students 4th - 5th
What is a quick comparison, and how can it help you estimate sums and differences? For this estimation worksheet, learners estimate fractions in addition problems. They complete four problems where they estimate the sums after reviewing...
Lesson Plan
EngageNY

Estimating Centers and Interpreting the Mean as a Balance Point

For Teachers 9th - 10th Standards
How do you balance a set of data? Using a ruler and some coins, learners determine whether the balance point is always in the middle. Through class and small group discussions, they find that the mean is the the best estimate of the...
Worksheet
K12 Reader

Estimation

For Students 2nd - 3rd Standards
When is it a good idea to use estimation? Learn about estimation and rounding with a reading comprehension lesson. After kids read a passage about estimation, they answer five comprehension questions on the other side of the page.
Lesson Plan
Mathematics Assessment Project

Sampling and Estimating: Counting Trees

For Teachers 7th Standards
Your task today: count all the trees on a tree farm. To complete the assignment, learners first estimate the number of trees on a tree farm using random sampling. To improve their own response they then evaluate provided...

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