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Khan Academy

Khan Academy: Adding Three Numbers

For Students Pre-K - 1st Standards
In this exercise, students practice addition and subtraction within 10. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.
Unit Plan
Khan Academy

Khan Academy: Add Within 5

For Students Pre-K - 1st Standards
Add small numbers. All answers are five or less. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Unit Plan
Khan Academy

Khan Academy: Solve Problems With Picture Graphs 1

For Students K - 1st Standards
Read and interpret picture graphs. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a tutorial video, or receive hints.
Unit Plan
Khan Academy

Khan Academy: Add 2 and 3 Digit Numbers (No Regrouping)

For Students 1st - 3rd Standards
Practice solving problems like 243 + 452. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
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Khan Academy

Khan Academy: Add Decimals 5

For Students 4th - 6th Standards
Add whole numbers, tenths, and hundredths like 60+2.57 or 5.53+3.1 Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
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Khan Academy

Khan Academy: Add Decimals 6

For Students 4th - 6th Standards
Add more challenging whole numbers, tenths, and hundredths like 5.7+4.51 or 47.75+11.98. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
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Khan Academy

Khan Academy: Add Fractions (Denominators 10 & 100)

For Students 3rd - 5th Standards
Practice adding fractions that have denominators of 10 and 100. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Lesson Plan
Better Lesson

Better Lesson: Smiley Faces and Up

For Teachers 2nd Standards
Automaticity with patterns that allow students to easily manipulate larger numbers is the aim of this lesson.
Professional Doc
Primary Resources

Primary Resources: General Multiplication and Division

For Teachers Pre-K - 1st Standards
A huge collection of teacher resources in basic multiplication and division. Information on multiplication as repeated addition and division as repeated subtraction. Includes worksheets, games, PowerPoint presentations, smartboard...
Website
University of Illinois

University of Illinois: Predictable Story Books

For Teachers 3rd - 8th
Several examples of predictable books are listed and organized according to type. In addition to providing titles of children's books, this resource lists related titles for young adult readers. The bibliography includes several...
Whiteboard
ClassFlow

Class Flow: Multiplication Sentences

For Teachers 3rd - 5th Standards
[Free Registration/Login Required] This flipchart is to teach the relationship between repeated addition and multiplication.
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Khan Academy

Khan Academy: Adding Probabilities

For Students 9th - 10th Standards
Find four probabilities for each problem: P(A), P(B), P(A and B), and P(A or B). Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Unit Plan
Khan Academy

Khan Academy: 2 Step Word Problems

For Students 2nd - 4th Standards
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...
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Khan Academy

Khan Academy: Interpret Dot Plots With Fractions 1

For Students 3rd - 5th Standards
Create and interpret dot plots using data with fractions. Fraction operations include addition and subtraction. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Unit Plan
Khan Academy

Khan Academy: Estimating With Adding Decimals

For Students 4th - 6th Standards
For example, estimate 12.93 + 6.1 to be 19. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Lesson Plan
Better Lesson

Better Lesson: Skittle Arrays

For Teachers 2nd Standards
Skittles - yum!! You will instantly have your student's attention when you teach about arrays using Skittles. This detailed lesson walks you through the steps, provides worksheets for varying math levels, and includes a video of the...
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Khan Academy

Khan Academy: Add and Subtract Within 100 Word Problems 2

For Students 1st - 3rd Standards
Practice solving word problems with addition and subtraction. These questions are comparison problems including difference unknown, smaller value unknown, and bigger value unknown. Numbers used are 100 or less. Students receive immediate...
Unit Plan
Khan Academy

Khan Academy: Challenging Add and Subtract Word Problems (Within 100)

For Students 1st - 3rd Standards
Practice solving more challenging addition and subtraction word problems with "more" and "fewer". Multi-step problems are also included. Numbers used are 100 or less. Students receive immediate feedback and have the opportunity to try...
Unit Plan
Khan Academy

Khan Academy: Estimate to Add and Subtract Multi Digit Whole Numbers

For Students 1st - 3rd Standards
Use estimation to find a reasonable solution to multi-digit addition and subtraction problems. Numbers are less than or equal to 1000. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a...
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Khan Academy

Khan Academy: Put Together

For Students Pre-K - 1st
In this exercise, students practice adding within 10. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.
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Khan Academy

Khan Academy: Ordering Negative Number Expressions

For Students 6th - 8th
In this exercise, students practice ordering expressions. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.
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Khan Academy

Khan Academy: Make 10

For Students 6th - 8th Standards
In this exercise, students practice making ten. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.
Unit Plan
Khan Academy

Khan Academy: Word Problems With "More" and "Fewer" 1

For Students K - 1st Standards
Practice solving word problems by finding how many more (or fewer) objects there are. Numbers used are 20 or less. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Unknown Type
Khan Academy

Khan Academy: Adding Two Digit Numbers (No Regrouping)

For Students Pre-K - 1st Standards
In this exercise, students practice adding two-digit numbers (no regrouping). Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.

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