$$\frac{3}{7}\times2\frac{1}{10}$$
$\frac{9}{10}=0.9$
$$\frac{3}{7}\times \frac{20+1}{10}$$
$$\frac{3}{7}\times \frac{21}{10}$$
$$\frac{3\times 21}{7\times 10}$$
$$\frac{63}{70}$$
$$\frac{9}{10}$$
Show Solution
Hide Solution
$\frac{3 ^ {2}}{2 \cdot 5} = 0.9$
