Fraction

As division, 45/3 = 15. $$45 \div 3 = 15$$ can be written as $$\frac{45}{3}$$

$$\frac{45}{3} = 15$$ is called fraction

formula

$$\frac{ak}{bk} = \frac{a}{b}$$

$$\frac{a}{b}$$$$ + $$$$\frac{c}{d} = \frac{ad + bc}{bd}$$