**MATHEMATICS FORM ONE NOTES TOPIC 2:FRACTIONS**

**UNAWEZA JIPATIA NOTES ZETU KWA KUCHANGIA KIASI KIDOGO KABISA:PIGA SIMU: 0787237719**

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**MATHEMATICS FORM ONE NOTES TOPIC 2:FRACTIONS**

**FRACTIONS**

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**

### MATHEMATICS FORM ONE NOTES TOPIC 2:FRACTIONS

**Multiplication of Fractions**

Multiply fractions

Example 13

**Division of Fractions**

Divide fractions

Example 14

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