Operations in Algebraic of addition and subtraction

Operations in Algebraic of addition and subtraction

1. ALGEBRAIC
EXPRESSIONS
YEAR 7

2. CAN YOU FIND 6 DIFFERENCES?

3. HOW MANY DIFFERENCES CAN YOU FOUND?

4. ADDITION AND SUBTRACTION
IN ALGEBRA
Only like terms can
be added or
subtracted

5. ADDITION AND SUBTRACTION
IN ALGEBRA
”Like” terms
contain
identical
pronumeral
parts.
Example:
5x + 2x

6.  
ADDITION AND SUBTRACTION
IN ALGEBRA
Worked Examples
 

7. ADDITION AND SUBTRACTION
IN ALGEBRA
Did you realize that the
(+) or (–) sign belongs to
the term of it?

8. ADDITION AND SUBTRACTION
IN ALGEBRA
Your Turn

9. ADDITION AND SUBTRACTION
IN ALGEBRA

10. MULTIPLICATION IN ALGEBRA
Multiply numbers
first then
pronumerals

11.  
MULTIPLICATION IN ALGEBRA
Worked Examples

12.  
MULTIPLICATION IN ALGEBRA
Worked Examples

13. MULTIPLICATION IN ALGEBRA
Your Turn

14. MULTIPLICATION IN ALGEBRA

15. DIVISION IN ALGEBRA
Express the division
sum as a fraction and
reduce it to its lowest
terms

16.  
DIVISION IN ALGEBRA
Worked Examples

17. DIVISION IN ALGEBRA
Your Turn

18. DIVISION IN ALGEBRA