Use a variety of methods to perform mental computations and compare the efficiency of those methods (0306.2.4)

(Page last edited 5/20/2009)

1. Amblewood addition machine - choose your level
2. Mental addition and subtraction - quizzes, games and worksheets
3. Mental Arithmetic Drills - select Addition of Subtraction to practice your skills. Choose the green dot for your level.
4. Mental Math - learn ways to perform mental math
5. Mental Math Strategies - worksheet to print, includes answers
6. Mental Math Strategies - three page document for the teacher
7. Mental Mathematics Strategies - four types of strategies explained
8. Mental calculation - strategies for mental math [ 8 pages if printed ]
9. More Mental Math Strategies - [ 9 slides ] slide show about using the distributive property for mental math
10. Still More Mental Math Strategies - [ 8 slides ] slide show about using the associative property of multiplication for mental math
11. Subtraction Practice - Choose the number that completes the subtraction sentence.
12. Timed Addition Facts - at end of 60 seconds this site shows the score and answers to problems - select addition and practice your facts

a site for teachers | a PowerPoint show | Adobe Acrobat document a Word document | sound | video format | interactive lesson a quiz | lesson plan | to print