This document discusses adding and subtracting integers. It explains that adding a positive number and a negative number results in subtraction, while subtracting a negative number results in addition. Examples are provided of adding and subtracting different combinations of positive and negative integers. An exercise at the end invites the reader to practice integer addition and subtraction problems.

2. Talk and Act

3. Integers Number
Adding and Subtracting

4. Compare and order integers.
Place integers on a number line.
Add and subtract whole number.
You have learnt:

5. 5 – 6 persons
each table

6. -1
+1

7. +3
-6

8. 0
0
Remember !

9. (+) positive number
and
(+) positive number
ADDITION OF

11. (+) positive number
and
(-) negative number
ADDITION OF

12. (+3) + (-4) = -1

13. (-) negative number
and
(-) negative number
SUBTRACTION OF

14. (-3) – (-2) = -1

15. (+) positive number
and
(-) negative number
SUBTRACTION OF

16. (+1) – (-2) = +3

17. (-) negative number
and
(+) positive number
SUBTRACTION OF

18. (-2) – (+3) = -5

19. Let’s try using number line

20. (-2) – (-3) =
(7) – (-4) =
(1) + (-7) =
(5) – (-5) =
(8) + (-3) =
EXERCISE
1
11
-6
10
5

21. Let’s play