Adding Integers

Adding Integers
  • Currently 4.0/5 Stars.
1860 views, 1 rating - 00:10:48
Part of video series Operations with Integers
Taught by YourMathGal
More free YouTube videos by Julie Harland are organized at http://yourmathgal.com
Shows how to add positive and negative numbers; uses counters.
  • Alien Addition Game - Game from Math Game Time: Alien Addition is a fun math game which helps kids practice their addition skills. Invading spaceships with math problems move down from the top of the screen toward a laser cannon on a platform at the bottom. Hit the spacebar to shoot the correct answer!
  • How do you add positive and negative numbers?
  • How can you represent positive and negative numbers using symbols?
  • How do you add 3 + (-5)?
  • How can you see how positive and negative numbers cancel each other out when adding a positive and a negative number?
  • How can you add -3 + (-4)?
  • How do you add -4 + (-2)?
  • How do you add 3 + 2?
  • How do you add 3 + -6?
  • How do you add -7 + -10?
  • How do you add -100 + -200 + -300?
  • How do you add -12 + 3?
  • Why is -12 + 3 the same as 3 + -12?
  • How do you add -22 + 10?
  • How do you add 32 + -11?
  • What is the difference between -14 + -22, 14 + -22, and -14 + 22?
  • What is the difference between -26 + -11 and 26 + -11?
This is a great introduction to adding positive and negative numbers using plus and minus signs to represent integer tiles. This is a very good lesson to watch when first learning about adding positive and negative numbers.
  • Currently 4.0/5 Stars.
Reviewed by MathVids Staff on January 14, 2012.
 
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