Mathematics · Grade 8 CAPS

Common & Decimal Fractions

Common & Decimal Fractions is one of 9 topics in the Grade 8 Mathematics CAPS syllabus, covered across 3 lessons on Study Vault. Below are real practice questions from this topic with full worked answers.

Sample practice questions

Easy

1. To divide by a fraction, what should you do?

Flip the second fraction and multiply
Flip the first fraction and multiply
Add the two fractions
Multiply both numerators together

Answer: Flip the second fraction and multiply — Dividing by a fraction means multiplying by its reciprocal (flipped version).

Easy

2. Calculate $\frac{2}{3} \div \frac{4}{5}$ , simplified fully.

Answer: 5/6 — 2/3 x 5/4 = 10/12 = 5/6 (dividing top and bottom by their HCF, 2).

Medium

3. Calculate $6 \div \frac{2}{3}$ .

Answer: 9 — 6/1 x 3/2 = 18/2 = 9.

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