Negative Numbers

1) Primary Resources – Negative Number Order

http://www.primaryresources.co.uk/maths/mathsB1b.htm

You have to put the hats on the children in order from smallest to largest – good to review place value

2) Negative Numbers

http://www.cimt.plymouth.ac.uk/projects/mepres/book7/bk7i3/bk7_3i3.htm

Good for teaching – uses number lines – lots of practice problems – can check immediately if correct or incorrect.

3) A Plus Math Negative Number Flash Cards

http://www.aplusmath.com/Flashcards/sub-nflash.html

Good for practice

4) Skillwise – Negative Numbers

http://www.bbc.co.uk/skillswise/numbers/wholenumbers/whatarenumbers/negativenumbers/

From the BBC – worksheets, instruction and a game for ordering numbers

5) A Simple Game

http://www.cs.utexas.edu/users/s2s/latest/addsub1a/src/welcome.html

Good for addition skills - can change adjust the difficulty level in "configure game"

6) Test Prep

http://www.oswego.org/mtestprep/topic8.cfm?TopicID=242

Printable worksheets for addition and subtraction

7) Addition and Subtraction of Integers

http://www.iit.edu/~smart/dvorber/lesson4.htm

Questions and explanations.

8) AAA Math - Addition of Negative Numbers

http://www.aaamath.com/B/add65_x2.htm (1 digit)

http://www.aaamath.com/B/add65_x3.htm (2digits)

9) AAA Math - Subtraction of Negative

http://www.aaastudy.com/sub.htm#topic54

10) Virtual Manipulatives - Adding Integers Game

http://nlvm.usu.edu/en/nav/frames_asid_161_g_2_t_1.html

11) Virtual Manipulatives - Subtracting Integers Game

http://nlvm.usu.edu/en/nav/frames_asid_162_g_2_t_1.html