Answer:
[tex]A.-1\frac{1}{7}[/tex]
Step-by-step explanation:
[tex]Well, there\ is\ a\ simple\ way\ to\ approach\ it.\\-9\frac{2}{7} -(-10\frac{3}{7})\\-9\frac{2}{7} +10\frac{3}{7}\\Separate\ out\ the\ integer\ terms\ and\ the\ fraction\ terms.\\Hence,\\-9+10+\frac{2}{7}+ \frac{-3}{7}\\=1+\frac{2-3}{7} \\=1\frac{-1}{7} \\=-1\frac{1}{7}[/tex]
