# TOPIC 2: FRACTIONS ~ MATHEMATICS FORM 1

A fraction is a number which is expressed in the form of

**a/b**where**a –**is the top number called numerator and**b**– is the bottom number called denominator.Addition of Fractions

Add fractions

Operations on fractions involves

**addition, subtraction, multiplication**and**division**- Addition and subtraction of fractions is done by putting both fractions under the same denominator and then add or subtract
- Multiplication

of fractions is done by multiplying the numerator of the first fraction

with the numerator of the second fraction, and the denominator of the

first fraction with the denominator the second fraction. - For mixed fractions, convert them first into improper fractions and then multiply
- Division of fractions is done by taking the first fraction and then multiply with the reciprocal of the second fraction
- For mixed fractions, convert them first into improper fractions and then divide

Example 11

Find

**Solution**

Subtraction of Fractions

Subtract fractions

Example 12

Evaluate

**Solution**

Multiplication of Fractions

Multiply fractions

Example 13

Division of Fractions

Divide fractions

Example 14

Mixed Operations on Fractions

Perform mixed operations on fractions

Example 15

Example 16

Word Problems Involving Fractions

Solve word problems involving fractions

Example 17

- Musa is years old. His father is 3¾times as old as he is. How old is his father?
- 1¾of a material are needed to make suit. How many suits can be made from

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