👤

0.4×0,1(6) =??????

va rog dau coroana


Răspuns :


[tex]0.4 \times 0.1(6) = \dfrac{4}{10} \times \dfrac{16 - 1}{90} = \dfrac{4}{10} ^{ \div 2} \times \dfrac{15}{90} ^{ \div 6} = \dfrac{2}{5} \times \dfrac{1}{6} = \dfrac{1}{5} \times \dfrac{1}{3} = \dfrac{1}{15} [/tex]
[tex]0.4 \times 0.1(6)[/tex]

[tex] = \frac{4}{10} \times \frac{16 - 1}{90} [/tex]

[tex] = \frac{2}{5} \times \frac{15}{90} [/tex]

[tex] = \frac{2}{5} \times \frac{3}{18} [/tex]

[tex] = \frac{2}{5} \times \frac{1}{6} [/tex]

[tex] = \frac{2 \times 1}{5 \times 6} [/tex]

[tex] = \frac{2}{30} [/tex]

[tex] = \frac{1}{15} [/tex]