CK-12 Foundation
Ck 12: Elem Math: Determining Elapsed Time With Speed
[Free Registration/Login may be required to access all resource tools.] For this learning module, students solve word problems where they must calculate elapsed time given he speed of an event or activity. Includes video demonstrating a...
CK-12 Foundation
Ck 12: Elem Math: Determining Task Length
[Free Registration/Login may be required to access all resource tools.] For this learning module, students solve word problems where they must calculate the length of time a task takes. Includes video demonstrating a sample problem and a...
CK-12 Foundation
Ck 12: Elem Math: Time Challenge Word Problems
[Free Registration/Login may be required to access all resource tools.] In this learning module, students must solve word problems involving elapsed time. The process is demonstrated in the accompanying video. [1:41] A set of practice...
![K 5 Math Teaching Resources: Four in a Row Subtraction [Pdf] Activity](https://d15y2dacu3jp90.cloudfront.net/images/attachment_defaults/resource/large/FPO-knovation.png "K 5 Math Teaching Resources: Four in a Row Subtraction [Pdf] Activity")
K-5 Math Teaching Resources
K 5 Math Teaching Resources: Four in a Row Subtraction [Pdf]
Play a game with a partner to practice subtraction.
CK-12 Foundation
Ck 12: Elem Math: Solving Time Problems With Lcm
[Free Registration/Login may be required to access all resource tools.] In this learning module, students solve word problems involving time and a least common multiple (LCM). A video shows how to solve a sample problem where a clock...
University of Cambridge
University of Cambridge: Maths and Sports: The Games' Medals
Who could have won the gold, silver and bronze medals? This activity is designed to be accessible to primary pupils at Key Stage 1.
Other
Chili Math: Basic Number Properties
Overview of the four basic number properties with examples.
Alabama Learning Exchange
Alex: A Math and Language Arts Lesson: Division
The lesson will help young scholars develop an initial understanding of division and clarify how the four operations of addition, subtraction, multiplication, and division relate to and are separate from each other. The lesson begins...
Shodor Education Foundation
Shodor Interactivate: Arithmetic Four
You can challenge a friend to play this game to practice your arithmetic skills. Be ready because any kind of problem can pop up. You can adjust the problems to make them harder and also to give you less time.
Khan Academy
Khan Academy: 2 Step Word Problems
Solve two-step word problems with addition, subtraction, multiplication, and division. Some questions include estimation. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive...
Mr. Martini's Classroom
Mr. Martini's Classroom: Kids' Adding Up to 4
Practice addition facts up to four with this interactive exercise.
Mr. Martini's Classroom
Mr. Martini's Classroom: Kids' Subtract Up to 4
Practice subtraction facts up to four using this interactive exercise.
History is Fun
Jan Brett: Addition Facts Flashcards for 4 Pdf [Pdf]
Print out these colorfully illustrated PDF file pages to practice your addition facts when adding a four. Fold them in half and one side shows the problem while the other side shows the problem with the correct answer. Put them in a math...
Math Slice
Math Slice: One Step Equations: Math Worksheets
This tool allows you to create worksheets with one-step equations and one variable. The worksheets can include any of the four operations. Clicking on "Next Step" reveals the next part of a solution.
Illustrative Mathematics
Illustrative Mathematics: 3.oa the Class Trip
The purpose of this instructional task is for students to solve a two-step word problem and represent the unknown quantity with a variable. This task also addresses the concept of scarcity. Aligns with CCSS.Math.Content.3.OA.D.8 Solve...
Illustrative Mathematics
Illustrative Mathematics: 3.oa the Stamp Collection
This task uses language, half of the stamps, that learners associate with multiplication by the fraction 1/2. Students will understand half of 120 to mean the number obtained by dividing 120 by 2. For learners who are unfamiliar with...
Illustrative Mathematics
Illustrative Mathematics: 3.oa, Md, Nbt Classroom Supplies
The purpose of this task is for students to solve problems involving the four operations and draw a scaled picture graph and a scaled bar graph to represent a data set with several categories. Aligns with 3.NBT.A.2;...
Illustrative Mathematics
Illustrative Mathematics: F Bf 1,000 Is Half of 2,000
This task is about an online mathematics organization that is trying, over a four-year period, to generate 2,000 math problems that cover all grades. This real-life modeling task could serve as a summative exercise that draws on many...
Mangahigh
Mangahigh: Number: Solve Word Problems: Money and Measurement
Solve real life word problems involving money using the four operations.
University of Cambridge
University of Cambridge: Nrich: Games Pelmathism, Multiplication
Use this game to improve your quickness and memorization of multiplication facts. You can set the facts you want to practice on this game.
George Mason University
Lesson Plans: Whole Number Algorithms Base Ten Blocks
Brief lesson plans that show how to use base ten blocks to do all four operations and a little bit of algebra.
Quia
Quia: Multiplication Facts Review 1 10
Do you need practice remembering or learning your multiplication facts up to 10 X 10? This flash card practice is the web site for you! There is a link to a list of multiplication facts and their products you can click if you want to see...
Quia
Quia: Multiplication Facts Review 1 10
Do you need practice remembering or learning your multiplication facts up to 10 X 10? This concentration game is the web site for you! There is a link to a list of multiplication facts and their products you can click if you want to see...
Mangahigh
Mangahigh: Number: Solve Word Problems
Solve real life word problems using the four operations in math.