User:Proof2017

Lesson 1

Topics:

1) Fractions

2) Percentage --- Fractions

Multiplication of fractions

Examples

1) $${2\over 3}\times{4\over 5}={2\times4 \over 3\times 5}={8\over 15}$$

2) $${2\over 3}\times 5={2\over 5 \times 3}={10\over 3}$$

Exercises 1

Work out the following fractions (Do not simplify them)

1) $${5\over 3}\times{1\over 5}$$

2) $${1\over 5}\times{3\over 8}$$

3) $${2\over 9}\times{2\over 5}$$

4) $${2\over 7}\times{9\over 6}$$

5) $${1\over 13}\times{1\over 2}$$