(1 17/25 * 2 1/7-2 4/7+2/5)

[latex] 1 \frac{17}{25} [/latex]×[latex] 2\frac{1}{7} [/latex]-[latex] 2 \frac{4}{7} [/latex]+[latex] \frac{2}{5} [/latex] [latex] \frac{6}{5} [/latex]×3-[latex] \frac{18}{7} [/latex]+[latex] \frac{2}{5} [/latex] [latex] \frac{126-90+14}{35} [/latex]=[latex] \frac{50}{35} = \frac{10}{7} [/latex]