Raytheon
Adding and Subtracting Decimals
For this adding and subtracting decimals instructional activity, students add and subtract numbers with decimals in word problems. Students complete 12 word problems.
Curated OER
Vitamin D and Me
Students create a graphic organizer showing the importance of Vitamin D intake. In this Vitamin D lesson, Students list problems with Vitamin D deficiency and create poster boards in small groups. Individually, students will create menus...
Curated OER
Math: Navigating the World Around Me
Young mathematicians research and discuss real world math word problems and ways in which they apply math concepts in their everyday lives. They create a storyboard of a math word problem from which they create a slide for a multi-media...
Noyce Foundation
Time to Get Clean
It's assessment time! Determine your young mathematicians' understanding of elapsed time with this brief, five-question quiz.
EngageNY
Why Were Logarithms Developed?
Show your class how people calculated complex math problems in the old days. Scholars take a trip back to the days without calculators in the 15th installment of a 35-part module. They use logarithms to determine products of numbers and...
EngageNY
Sums and Differences of Decimals
Sometimes dealing with decimals is so much easier than dealing with fractions. The ninth lesson plan in a 21-part module has the class consider situations when it might be easier to add or subtract fractions by first converting to...
Pennsylvania Department of Education
Using Multiplication to Solve Word Problems
Fourth graders solve word problems using multiplication. In this multiplication lesson plan, 4th graders write and solve word problems using their prior knowledge of multiplication.
Curated OER
Yummy Division
Second graders watch as volunteers divide large paper M&Ms on the board. They divide M&Ms into groups and write division sentences to show understanding of division concept. They eat M&Ms.
Curated OER
Decimals Vocabulary Matching
In this decimal vocabulary worksheet, students match a set of 27 words to their correct definitions. Answers are included on page 2; a reference web site is given for additional activities.
Curated OER
Let's Take a Trip!
Sixth graders plan trip for family of four, and choose best travel plan by studying maps, considering different routes, and visiting Web sites to get airline and travel schedules.
Curated OER
Making Cents of Fractions and Decimals
Students explore decimals and fractions using groups of 100 pennies. By classifying the pennies in different ways, there are an unlimited number of ways to learn fractions, decimals, and place value in money. This is a good, hands-on...
Curated OER
Good Health
Students complete a unit with cross-curricular activities to learn about a healthy body and maintaining their health. In this health lesson, students complete 8 lessons to learn about good health, a healthy diet, healthy foods, healthy...
Curated OER
Study Buddies: Elapsed Time
In this math worksheet, students will work with a coach to solve a problem about elapsed time. Students will follow a step-by-step process and notes are provided for the coach.
Curated OER
Calculating Baseball Statistics
Students calculate baseball statistics. In this data analysis activity, students use baseball statistics to calculate the batting average and slugging percentage. Students visit www.funbrain.com to play a math baseball game.
Curated OER
Calculating with Significant Digits
In this significant digits worksheet, students are given the rules to finding significant digits when adding, subtracting, multiplying and dividing. Students solve ten problems and express their answers with the proper number of...
Curated OER
Dream Car Math
Students collect car cost comparison data from the "Car Wizard" web site to use as problem solving and for calculations related to math.
Curated OER
Computers Can Only Add
Students explore using mathematics to solve problems in base two. After a teacher demonstration of using base two to write numbers. students model similar problems to explore the concept of number systems in different bases. To increase...
Curated OER
How Many Ways?
Second graders develop number sense. In this number sense lesson plan, 2nd graders use multiple ways to represent numbers including written numerals, tally marks and manipulatives. Students correctly use place value to the thousands place.
Curated OER
Place Value
First graders practice place value by completing problems that allow them to group 10 items together to create groups of 10 and see what is left over. In this place value lesson plan, 1st graders use cups to put 10 items in them, and...
Curated OER
Jack Math Scramble
Students practice throwing and catching jacks to improve their hand-eye coordination. In groups, they participate in a variety of games in which they use the jacks to improve their problem solving skills. To end the lesson, they pick up...
Curated OER
Crossword Puzzle: Decimals Vocabulary
In this crossword puzzle: decimals vocabulary worksheet, 6th graders fill in the puzzle using the clues and math vocabulary words.
Curated OER
Vocabulary Word Search Puzzle
In this literacy worksheet, middle schoolers find the words that are in the word search puzzle that focus upon the vocabulary that is from the theme of the sheet.
NumberNut
Number Nut: Subtraction: Subtracting From Three Digit Numbers
Explains how to subtract from three-digit numbers, with or without regrouping.
Primary Resources
Primary Resources: Addition and Subtraction Higher Numbers
An extensive selection of teacher resources to aide in teaching and reviewing addition and subtraction of two and three digit numbers, inverse operations, counting on, and other mental strategies for addition and subtraction. Resources...