a) [latex]1frac{5}{12}-frac{9}{8}-2frac{5}{6}= [/latex] b) [latex]6frac{3}{4}-2frac{2}{3}-3frac{1}{6}=[/latex] c) [latex]2frac{2}{9}-3frac{5}{6}+5frac{1}{3}=[/latex] d) [latex]2frac{2}{9}+1frac{5}{12}-frac{7}{8}=[/latex]

[latex]a) = 1frac{10}{24} - frac{27}{24}-2frac{20}{24} = -1frac{-37}{24} = -2frac{13}{24}\ b)= 6frac{9}{12}-2frac{8}{12}-3frac{2}{12} = 1frac{-1}{12}=frac{12}{12}-frac{1}{12} = frac{11}{12}\ c)=frac{20}{9}-frac{23}{6}+frac{16}{3}=frac{40}{18}-frac{69}{18}+frac{96}{18}=frac{67}{18}=3frac{13}{18}\ d) = frac{20}{9}+frac{17}{12}-frac{7}{8}=frac{160}{72}+frac{102}{72}-frac{63}{72}=frac{199}{72}=2frac{55}{72}[/latex]