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Slide 2

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Skills
1. Understand the expression
2. Simplify the expression
( like terms together )
3. Evaluating the expression to the simplest form…read more

Slide 3

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Basic Rules
Addition and subtraction signs can be present in the final
answer
BUT
Not for multiplication and division
Eg.
a+b=a+b (addition)
a-b=a-b (subtraction)
a×b=ab (multiplication)
a÷b=a/b (division)
For a/b, it should like a fraction.…read more

Slide 4

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Things to remember
·Always leave your answer in the simplest form.
·For addition and subtraction, you cannot reduce.
·For multiplication and division, you can reduce.
·If you have a question like this ,
m×m
what will you get?
Answer : m2 or " m square "…read more

Slide 5

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Test yourself
1. a+c=
2. d­5=
3. y­7=
4. 9+b=
5. 4÷a=
6. 8×c=
7. 10 ÷ b =
8. b×b=
Use the concepts shown in the presentation earlier on!…read more

Slide 6

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END OF THE
PRESENTATION
THANK YOU…read more

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