Lesson Plan
Curated OER

Estimating Sums

For Teachers 3rd - 4th
In this estimating sums worksheet, students, working with a partner, practice problem solving five word problems involving estimation.
Worksheet
Curated OER

Area, Riemann Sums and Summation Notation

For Students Higher Ed
In this math worksheet, students solve four problems written in sigma notation. They use Riemann sums to find the areas in four problems involving rectangles. Students work in groups to compute the Riemann sum approximations for rectangles.
Worksheet
Curated OER

Worksheet 8 - Spring 1996

For Students 11th - Higher Ed
In this math instructional activity, students sketch the graphs of the functions 1/x 2 and 1/(x2 − 1) over the interval [2, ∞). They rewrite the series using the Riemann sum.
Lesson Plan
Curated OER

The Process Of Addition

For Teachers K
Students use manipulatives to explore the notation of addition and gain experience with independent practice. They demonstrate their knowledge by performing the operation on the board with magnets, on their own felt work mat then on...
Lesson Plan
Curated OER

Riemann Rectangle Errors

For Teachers 9th - 12th Standards
Learners calculate the area under a curve. In this calculus lesson, students integrate the function to find the area under the curve. They use the Ti to create a visual of the graph.
Worksheet
Curated OER

Probability Games and Activities, Unit 10

For Students 4th - 6th
Looking for tangible ways to practice probability with your class? Through 4 activities, students practice with experimental probability, using math to make educated guesses, then testing it through physically completing the experiment....
Lesson Plan
Curated OER

For The Birds

For Teachers 7th
Seventh graders list the features of an ecosystem and identify local bird species.  In this bird lesson plan students work in groups to formulate a hypothesis and test their theory by collecting and analyzing data. 
Lesson Plan
Curated OER

The Number Partner

For Teachers 1st
First graders study number pairs and identify number pairs that sum to numbers from 10 to 30. They use number pairs to solve addition and subtraction problems. They make sensible estimates and check the reasonableness of answers.
Worksheet
Curated OER

The Christmas Shoppe D

For Students 4th - 6th
In this math word problems worksheet, students complete word problems having to do with the sales chart of the items in a Christmas shop. Students complete 4 problems.
Worksheet
Curated OER

The Christmas Shoppe E

For Students 4th - 6th
In this math word problems instructional activity, learners complete word problems dealing with the sales of money amounts for items sold in the Christmas shop each day. Students complete 4 word problems.
Worksheet
Curated OER

The Christmas Shoppe A

For Students 5th - 8th
In this math word problems learning exercise, students solve word problems based on the Christmas shop sales for the week. Students complete 4 problems.
Lesson Plan
Curated OER

Hot Dog Stand: The Works

For Teachers 4th - 5th
Students strengthen skills in mathematics, problem solving, and communication skills by working together in groups using "Hot Dog Stand: The Works" educational software.
Lesson Plan
Curated OER

The Missing Girls of India

For Teachers 9th - 12th
Learners study current news articles for the continuing practice of female infanticide in India. They discuss the devaluation of females in this country. Students brainstorm and evaluate solutions to this problem. Learners design a...
Lesson Plan
Curated OER

Estimation 4: Sum and Difference

For Teachers 6th - 7th
In this estimation worksheet, students read story problems, determine the correct operation, and mentally evaluate the problem by using compatible numbers or through the process of rounding. Students complete three multiple choice problems.
Lesson Plan
Curated OER

Estimating Solutions to Word Problems

For Teachers 4th
Learners use estimation to determine the answers to word problems by rounding whole numbers. In this estimation lesson plan, pupils compare and contrast solutions using the best answer.
Lesson Plan
NTTI

Putting Together Ten

For Teachers 1st - 2nd Standards
Groups explore sets of 10 items in two varieties (i.e. 3 white buttons and 7 black ones, or 5 bears and 5 bunnies). They brainstorm about their objects, write math sentences to represent what they have, and report their discoveries...
Lesson Plan
Curated OER

Pattern Puzzles

For Teachers 1st - 2nd
A short video introduces place value in addition and subtraction. As a class, your students identify all even numbers up to one hundred and explain the pattern. They use addition strategies to fill in the missing numbers on the number grid.
Worksheet
Lane Community College

Review Sheets: Basic Mathematics 1

For Students 5th - 8th Standards
Here is a worksheet that is 3/4 fraction practice and 1/4 skills guide. The problems are organized by concept and each section bullet points the skills needed to accomplish them. The problems are straightforward practice with word...
Lesson Plan
Curated OER

Rounding and Subtracting

For Teachers 6th - 8th Standards
Common Core is all about getting your learners to open their minds and think about the why and how. This problem has them thinking about unknown numbers and their relationship with one another when we round and...
Lesson Plan
Curated OER

Mental Math Counts

For Teachers 5th - 7th
Learners use mental math. They describe reasonable and unreasonable sums and differences. Students use mental math to find the sums and differences of addition and subtraction facts at random. They solve addition and subtraction facts...
Worksheet
Curated OER

MT-A141 PreCalculus: Worksheet 6.5/6.6

For Students 10th - 11th
In this precalculus activity, students investigate functions and determine which functions are sinusoids. They estimate the amplitude, phase shift, and period of each function. Students explore the sums of sine and cosine functions....
Lesson Plan
Curated OER

Commutative Property

For Teachers 1st
First graders investigate the Commutative Property of Addition. It is introduced using models such as students, counters, balances and dominoes. They discover the order of the numbers in an addition sentence does not change the result...
Lesson Plan
Curated OER

Finding Addition Patterns

For Teachers Pre-K - 2nd
Students practice finding the sums of two-one digit numbers. For this addition lesson plan, students also record facts onto an addition chart.
Lesson Plan
Curated OER

Composition of Functions

For Teachers 9th - 10th
Students solve composition of functions. In this algebra lesson, students find the sum, difference and product of functions. They find the inverse of a function.