Adding Integers using number chips

3,393 views

Published on

Published in: Technology, Business
0 Comments
1 Like
Statistics
Notes
  • Be the first to comment

No Downloads
Views
Total views
3,393
On SlideShare
0
From Embeds
0
Number of Embeds
14
Actions
Shares
0
Downloads
42
Comments
0
Likes
1
Embeds 0
No embeds

No notes for slide

Adding Integers using number chips

  1. 1. WELCOME TO … Ms. Herzog’s Integers Lesson!
  2. 2. What is an integer??? Any whole number. It can be positive or negative. ANSWER Adding Integers! Examples: 2, -5, 245, 0, 9, -1,399
  3. 3. How do we add positive and negative integers? Think in terms of number chips Example: We can think of 4 as four positive chips +4
  4. 4. How do we add positive and negative integers? Think in terms of number chips Another example: We can think of -3 as three negative chips -3
  5. 5. How do we add positive and negative integers? Think in terms of number chips Another example: We can think of -8 as eight negative chips -8
  6. 6. How do we add positive and negative integers? Think in terms of number chips Another example: We can think of 6 as six positive chips +6
  7. 7. Let’s do an example! Use number chips! 4 + 7 ANSWER 11 +4 +7
  8. 8. Let’s do an example! Use number chips! -2 + 5 ANSWER 3 One negative chip and one positive chip cancel! +5 -2
  9. 9. Let’s do an example! Use number chips! 3 + (-5) ANSWER -2 One negative chip and one positive chip cancel! +3 -5
  10. 10. Let’s do an example! Use number chips! -8 + 5 ANSWER -3 One negative chip and one positive chip cancel! -8 +5
  11. 11. Let’s do an example! Use number chips! -3 + (-5) ANSWER -8 There are no chips to cancel! -5 -3
  12. 12. -3 + (-8) -11 ANSWER Number Chips! -3 -8
  13. 13. 4 + (-5) -1 ANSWER Number Chips! +4 -5
  14. 14. -3 + 9 6 ANSWER Number Chips! -3 +9
  15. 15. <ul><li>You Try! </li></ul><ul><li>(-1) + (3) 6. (-7) + (1) </li></ul><ul><li>(4) + (-5) 7. (2) + (-3) </li></ul><ul><li>(10) + (-7) 8. (-3) + (-5) </li></ul><ul><li>(-2) + (-3) 9. (2) + (-1) </li></ul><ul><li>(-5) + (2) 10. (-2) + 1 </li></ul>

×