Demonstrates how to add 23 to 45 using drawings of base ten …
Demonstrates how to add 23 to 45 using drawings of base ten cubes to represent 1s and 10s. [2:34]
Khan Academy learning modules include a Community space where users can ask questions and seek help from community members. Educators should consult with their Technology administrators to determine the use of Khan Academy learning modules in their classroom. Please review materials from external sites before sharing with students.
Demonstrates how to use a blank number line to add three 2-digit …
Demonstrates how to use a blank number line to add three 2-digit positive and negative numbers. [5:33]
Khan Academy learning modules include a Community space where users can ask questions and seek help from community members. Educators should consult with their Technology administrators to determine the use of Khan Academy learning modules in their classroom. Please review materials from external sites before sharing with students.
Choose from a variety of Afterschool Adventures covering multiple subject areas. Each …
Choose from a variety of Afterschool Adventures covering multiple subject areas. Each adventure includes a detailed plan, videos, learning games, and book suggestions.
This lesson covers multiplying and dividing complex numbers. Students examine guided notes, …
This lesson covers multiplying and dividing complex numbers. Students examine guided notes, review guided practice, watch instructional videos and attempt practice problems.
A free CK-12 account is required to view all materials.
In this lesson, students calculate the products and quotients of complex numbers, …
In this lesson, students calculate the products and quotients of complex numbers, identifying conjugates. Students examine guided notes, review guided practice, watch instructional videos and attempt practice problems.
A free CK-12 account is required to view all materials.
Create customized decimal division worksheets. Choose from single-digit divisors into three-digit dividends …
Create customized decimal division worksheets. Choose from single-digit divisors into three-digit dividends up to three-digit divisors into five-digit dividends. The size of problem set can be selected, as well as whether the format will be standard or horizontal. An answer key can also be generated.
What kind of unit conversion would you like to do? This site …
What kind of unit conversion would you like to do? This site will allow you to do a multitude of conversions. Just click on the specific measurement you are needing to convert. It also provides a history of measurements and a chart of metric symbols.
In this assessment in a one-to-one setting, a student is shown the …
In this assessment in a one-to-one setting, a student is shown the numbers from 1Đ10, one number at a time, in random order. The teacher asks, Ňwhat number is this?"
This assessment may be used in a small group or whole group …
This assessment may be used in a small group or whole group setting, give each student a piece of paper. Students who have trouble writing certain numbers can then get targeted practice.
The University of St. Andrews offers a wonderful introduction to set theory …
The University of St. Andrews offers a wonderful introduction to set theory that makes the topic interesting and understandable. Includes numerous links to related philosophers, mathematicians, and topics.
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