Curated OER
Measuring Rainfall
In this activity, students will make a gauge to measure rainfall and see how much rain falls over several days.
Curated OER
Down by the Bay
Students listen to teacher read books about fish and participate in activities in order to explore how to identify bluefish. They count and graph the numbers of fish they find in simulated fishing activities.
Curated OER
Arithmetic: Revision
Students practice with a variety of simple equations involving addition, subtraction, multiplication and division. Explanation is followed by each block of equations given to solve. They are set loose to complete additional equations for...
Curated OER
The Incredible Journey
Learners study salmon and steelhead. They play a game in which they act out the salmon and steelhead journey from their spawning ground, to the open ocean, and then back to the spawning ground again. They identify obstacles these fish...
Curated OER
Cornbread Addition
Fourth graders, after being given a box of cornbread mix, follow the directions to make the cornbread. They utilize measuring cups to mix all the ingredients together and incorporate adding simple fractions while mixing up the cornbread.
Other
Chili Math: Add and Subtract Numbers Using the Number Line
Adding and subtracting numbers on a number line is a neat way to see how numbers are added and subtracted using visual interpretations.
Khan Academy
Khan Academy: Add and Subtract on a Number Line
Practice adding and subtracting numbers like 554 and 237 using a number line. All numbers are less than 1000. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Khan Academy
Khan Academy: Add and Subtract on the Number Line Word Problems
Practice adding and subtracting using the number line. Numbers used are 100 or less.
Math Is Fun
Math Is Fun: Number Line
What is a number line? How can you use one to compare large and small numbers? Find the answers to these questions, play with an interactive number line, and follow links to information on adding, subtracting, and understanding absolute...
CK-12 Foundation
Ck 12: Arithmetic: Differences of Integers Using a Number Line
[Free Registration/Login may be required to access all resource tools.] Use a number line to find differences of integers
Khan Academy
Khan Academy: Add on a Number Line
Practice adding numbers like 554 and 237 using a number line. All numbers are less than 1000.
Khan Academy
Khan Academy: Practice: Add Within 100 Using a Number Line
Practice adding and subtracting numbers like 54 and 37 using a number line. Numbers used in these problems are all less than 100. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or...
Khan Academy
Khan Academy: Add and Subtract Using a Number Line
Practice adding and subtracting numbers like 54 and 37 using a number line. Numbers used in these problems are all less than 100.
CK-12 Foundation
Ck 12: Arithmetic: Differences of Integers Using a Number Line
[Free Registration/Login may be required to access all resource tools.] Use a number line to find the differences of integers.
CK-12 Foundation
Ck 12: Arithmetic: Sums of Integers on a Number Line
[Free Registration/Login may be required to access all resource tools.] In this lesson students find sums of integers by using a number line. Students examine guided notes, review guided practice, watch instructional videos and attempt...
Khan Academy
Khan Academy: Add and Subtract on the Number Line Word Problems
Practice adding and subtracting using the number line. Numbers used are 100 or less. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Mr. Martini's Classroom
Mr. Martini's Classroom: Number Line With Negative Integers
Students identify, compare, add, subtract, and multiply integers using a number line.
Fun Brain
Fun Brain: Line Jumper (Number Line Game)
Practice adding and subtracting positive and negative numbers by using a number line. Five levels of difficulty--easy, medium, hard, really hard, and super brain--to test your skills.
Common Core Sheets
Common Core Sheets: The Number System 7.ns.1b Worksheets
Print or create worksheets or flashcards to assess students' understanding of adding and subtracting positive and negative numbers using a number line.
Khan Academy
Khan Academy: Interpret Negative Number Addition and Subtraction Expressions
Practice working through addition and subtraction problems using the number line. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Illustrative Mathematics
Illustrative Mathematics: Building Toward Fluency
The purpose of this task is to promote certain addition strategies that will help students learn to fluently add and subtract within 20. Students will use a number line or magnetic cubes to solve addition problems. Students will be asked...
Quia
Quia: Equivalent Fractions
Use this Web site to practice finding equivalent fractions using a matching game format. CCSS.Math.Content.3.NF.A.3.a Understand two fractions as equivalent (equal) if they are the same size, or the same point on a number line.
Discovery Education
Discovery Education: Web Math: K 8 Math
This WebMath site shows how to add, subtract, multiply and divide through a step by step examples. The user simple selects the operation and types in two numbers, and the computer solves the problem through a step by step process. Also...
Help Algebra
Help algebra.com: Addition & Subtraction of Real Numbers
Using a number line, the technique for adding and subtracting real numbers is demonstrated. Notation and calculator use is also touched on at the end of the lesson.