Simplification of Fractions (Grade 10 NSC Matric Mathematics): Quizzes

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Simplification of Fractions
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What is the result of multiplying ab×cd\frac{a}{b} \times \frac{c}{d}?

acbd\frac{ac}{bd}

Dividing by a fraction is equivalent to what operation?

Multiplying by its reciprocal

When does a fraction become undefined?

When the denominator equals zero

What are algebraic fractions?

Fractions with algebraic expressions

What is the first step in simplifying algebraic fractions?

Factorise numerator and denominator

What is ab+cb\frac{a}{b} + \frac{c}{b} equal to?

a+cb\frac{a+c}{b}

Which of these can be cancelled in a fraction?

Common factors

For x2+3xx+3\frac{x^2 + 3x}{x + 3}, which value of xx makes it undefined?

x=−3x = -3

What is needed for adding fractions with different denominators?

Lowest common denominator

How do you convert ab÷cd\frac{a}{b} \div \frac{c}{d} for calculation?

ab×dc\frac{a}{b} \times \frac{d}{c}

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