0.40 Is 2/5 when simplified so instead of it being 0.40 it is 2/5. So what we say is what fractions are equivalent to 2/5.
Fraction Number 1. [tex] \frac{2}{5} = \frac{4}{10} = \frac{8}{20}= \frac{16}{40} [/tex]
Fraction Number 2. [tex] \frac{2}{5} * \frac{2}{2} = \frac{4}{10} [/tex]
Fraction Number 3. [tex] \frac{4}{10} * \frac{2}{2} = \frac{8}{20} [/tex]
