Unit Plan
Khan Academy

Khan Academy: Find Missing Number (Add and Subtract Within 20)

For Students K - 1st Standards
Learn how to solve problems like "___ - 7 = 18" where you don't know one of the values in an addition or subtraction equation. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or...
Unit Plan
Khan Academy

Khan Academy: Signs of Sums

For Students 6th - 8th Standards
Practice determining whether the sum of two numbers is positive, negative, or zero. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Unit Plan
Khan Academy

Khan Academy: Make 10 (Grids and Number Bonds)

For Students Pre-K - 1st Standards
Practice adding numbers to make 10. These problems show grids to help you out. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Unit Plan
Khan Academy

Khan Academy: Make 10

For Students Pre-K - 1st Standards
Practice adding numbers to make 10. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Unit Plan
Khan Academy

Khan Academy: Teen Numbers

For Students Pre-K - 1st Standards
Practice thinking of teen numbers as a ten plus some ones. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Selecting the Incorrect Statement

For Students 3rd - 5th
[Free Registration/Login may be required to access all resource tools.] In this learning module, students must identify which number sentence is incorrect and does not match a number or product. An accompanying video demonstrates the...
Lesson Plan
Better Lesson

Better Lesson: Writing Equations for Arrays

For Teachers 2nd Standards
Second graders will learn how to make number sentences for an array by walking around the classroom and writing number sentences for the different arrays the teacher hangs around the room. A video is included, along with examples of...
Unit Plan
Khan Academy

Khan Academy: Making 5

For Students Pre-K - 1st
Practice adding numbers to make 5. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Unit Plan
Khan Academy

Khan Academy: Making Small Numbers in Different Ways

For Students Pre-K - 1st Standards
Practice making a number by adding other numbers. All numbers in these problems are less than 10. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Unit Plan
Khan Academy

Khan Academy: Add Within 20

For Students K - 1st Standards
Practice adding. All numbers in these problems are 20 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: Add 3 Numbers

For Students K - 1st Standards
Practice adding 3 numbers. All numbers in these problems 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 1s or 10s (No Regrouping)

For Students Pre-K - 1st Standards
In this exercise, students practice adding 1s or 10s (no regrouping). Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.
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Khan Academy

Khan Academy: Adding 1 or 10

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

Khan Academy: Add 1s or 10s (No Regrouping)

For Students K - 1st
Practice solving problems like 34+5 and 34+50. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Unit Plan
Khan Academy

Khan Academy: Add 1 or 10

For Students K - 1st
Practice solving problems like 34+1 and 34+10. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Unit Plan
Khan Academy

Khan Academy: Regroup When Adding 1 Digit Numbers

For Students K - 1st
Practice adding numbers like 45+8. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Unit Plan
Khan Academy

Khan Academy: Add Within 100

For Students 1st - 3rd Standards
Practice adding two-digit numbers. All numbers in these problems are 100 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: Select Strategies for Adding Within 100

For Students 1st - 3rd Standards
Practice telling which strategies work for adding two numbers within 100. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Unit Plan
Khan Academy

Khan Academy: Add and Subtract Mixed Numbers 2 (With Regrouping)

For Students 3rd - 5th
Practice adding and subtracting mixed numbers with common (like) denominators. Some items require regrouping. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Unit Plan
Khan Academy

Khan Academy: Adding & Subtracting Rational Numbers

For Students 6th - 8th Standards
Practice adding and subtracting negative fractions, decimals, and percents. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: Delayed Gratification

For Teachers 2nd - 3rd
You won first place at your school Science Fair and have 2 choices for your prize!! The purpose of this task is for students to compare two options for a prize where the value of one is given $2 at a time, giving them an opportunity to...
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Khan Academy

Khan Academy: Add and Subtract Polynomials: Two Variables

For Students 9th - 10th Standards
Practice adding and subtracting polynomials. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video, or receive hints.
Professional Doc
Louisiana Department of Education

Louisiana Doe: Louisiana Believes: Eureka Math Parent Guide: Foundations of Multiplication and Division

For Students 2nd Standards
A guide to support parents as they work with their students in the foundations of multiplication and division.
Unit Plan
E-learning for Kids

E Learning for Kids: Math: Group of Pyramids: Multiplication: Skip Counting and Number Line

For Students 1st - 2nd Standards
On this interactive site students practice with basic multiplication skills including counting forward by two's, skip counting to find the total number, and using a number line to solve multiplication problems.

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