Back to Exercise: Operations on Fractions

Exercises: Operations on Fractions

Work through each section in order. Simplify all fraction answers to lowest terms
and write improper fractions as mixed numbers unless told otherwise.

Grade 7·25 problems·~30 min·Uganda NCDC Primary 7 Mathematics·lesson·fractions-01

Printable layout

Recall / Warm-Up

Which fraction is equivalent to $\frac{3}{4}$ ?

$\frac{6}{9}$

$\frac{9}{12}$

$\frac{4}{5}$

$\frac{3}{8}$

Simplify $\frac{8}{12}$ to lowest terms.

Find the LCM of 4 and 6.

Fluency Practice

$Two stacked fraction bars showing 3/4 shaded in one bar and 2/3 shaded in a differently-divided bar$

A tailor uses $\frac{3}{4}$ m of cloth for one pocket and $\frac{2}{3}$ m for another. How much cloth in total? Give your answer as a mixed number.

Compute $\frac{3}{4} - \frac{2}{3}$ .

$\frac{1}{1}$

$\frac{1}{12}$

$\frac{5}{12}$

$\frac{1}{7}$

Compute $2\frac{1}{2} + 1\frac{3}{4}$ . Give your answer as a mixed number.

Compute $\frac{2}{3} \times \frac{3}{4}$ by cancelling common factors before multiplying.

Compute $1\frac{1}{2} \times 2\frac{2}{3}$ .

$2\frac{1}{2}$

$3\frac{2}{3}$

$2\frac{2}{6}$

$4$

Compute $2\frac{1}{4} \div 1\frac{1}{2}$ . Give your answer as a mixed number.

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