Ads
related to: number line 1st grade math sheets cut outgenerationgenius.com has been visited by 100K+ users in the past month
- Grades K-2 Math Lessons
Get instant access to hours of fun
standards-based K-2 videos & more.
- K-8 Math Videos & Lessons
Used in 20,000 Schools
Loved by Students & Teachers
- Loved by Teachers
Check out some of the great
feedback from teachers & parents.
- Teachers Try it Free
Get 30 days access for free.
No credit card or commitment needed
- Grades K-2 Math Lessons
Search results
Results from the WOW.Com Content Network
The first mention of the number line used for operation purposes is found in John Wallis's Treatise of algebra (1685). [2] In his treatise, Wallis describes addition and subtraction on a number line in terms of moving forward and backward, under the metaphor of a person walking.
The Principles and Standards for School Mathematics was developed by the NCTM. The NCTM's stated intent was to improve mathematics education. The contents were based on surveys of existing curriculum materials, curricula and policies from many countries, educational research publications, and government agencies such as the U.S. National Science Foundation. [3]
A valid number sentence that is true: 83 + 19 = 102. A valid number sentence that is false: 1 + 1 = 3. A valid number sentence using a 'less than' symbol: 3 + 6 < 10. A valid number sentence using a 'more than' symbol: 3 + 9 > 11. An example from a lesson plan: [6] Some students will use a direct computational approach.
To teach integer addition and subtraction, a number line is often used. A typical positive/negative number line spans from −20 to 20. A typical positive/negative number line spans from −20 to 20. For a problem such as “−15 + 17”, students are told to “find −15 and count 17 spaces to the right”.
Number Munchers is the first educational game in the Munchers series. Designed to teach basic math skills, it was popular among American school children in the 1980s and 1990s and was the recipient of several awards. [2] An updated 3D version, Math Munchers Deluxe, was released in 1995. [3]
Discover the best free online games at AOL.com - Play board, card, casino, puzzle and many more online games while chatting with others in real-time.
Ads
related to: number line 1st grade math sheets cut outgenerationgenius.com has been visited by 100K+ users in the past month