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📐 Mathematics - Class 8
Lesson 11 · Algebraic Fractions

Algebraic Fractions Presentation

MathematicsSubject
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Mathematics, Class 8

Algebraic Fractions

Expressions above and below · Add, subtract, multiply, divide · Factors are the key

What we will be able to do

🔎

Recognise an algebraic fraction

✂️

Cancel common factors to reach lowest terms

➕

Add and subtract with same and different denominators

✖️

Multiply and divide algebraic fractions

Rational number or algebraic fraction

🔢Numbers only
\( \frac{2}{3} \), \( \frac{6}{7} \)
Numerator and denominator are numbers
Rational numbers
VS
🔤Expressions
\( \frac{a}{b} \), \( \frac{x}{x+1} \)
Letters in numerator and denominator
Algebraic fractions

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Presenter notes: Today letters appear in the numerator and the denominator of a fraction. The rules stay the same, but factors are needed at every step.