\[\boxed{\text{185.\ }\text{Еуроки\ -\ ДЗ\ без\ мороки}}\]
\[\mathbf{1\ }\mathbf{см}^{\mathbf{2}}\mathbf{= 100\ }\mathbf{мм}^{\mathbf{2}}\]
\[\mathbf{1\ }\mathbf{дм}^{\mathbf{2}}\mathbf{= 100\ }\mathbf{см}^{\mathbf{2}}\]
\[\mathbf{1\ }\mathbf{м}^{\mathbf{2}}\mathbf{= 100\ }\mathbf{дм}^{\mathbf{2}}\]
\[\mathbf{1\ }\mathbf{дм}^{\mathbf{2}}\mathbf{= 10\ 000\ }\mathbf{мм}^{\mathbf{2}}\]
\[\mathbf{1\ }\mathbf{м}^{\mathbf{2}}\mathbf{= 10\ 000\ }\mathbf{см}^{\mathbf{2}}\]
\[\mathbf{1\ }\mathbf{км}^{\mathbf{2}}\mathbf{= 1\ 000\ 000\ }\mathbf{м}^{\mathbf{2}}\]
Решение.
\[1)\ 800\ {дм}^{2} = 8\ м^{2}\]
\[3800\ {дм}^{2} = 38\ м^{2}\]
\[5000\ {дм}^{2} = 50\ м^{2}\]
\[10\ 000\ {см}^{2} = 1\ м^{2}\]
\[60\ 000\ {см}^{2} = 6\ м^{2}\]
\[2\ {км}^{2} = 2\ 000\ 000\ м^{2}\]
\[2)\ 3\ {см}^{2}\ 10\ мм^{2} = 310\ {мм}^{2}\]
\[6\ {дм}^{2}\ 05\ {см}^{2} = 605\ {см}^{2}\]
\[2\ м^{2}50\ {дм}^{2} = 250\ {дм}^{2}\]
\[3\ км^{2} = 3\ 000\ 000\ м^{2}\]