Verified answer

[tex](\frac{3}{18}+\frac{7}{18}) * (\frac{12}{18}-\frac{6}{18})\\\\\frac{10}{18} *\frac{6}{18}\\\\10 > 6[/tex]

[tex](\frac{3}{36}+\frac{8}{36})*(\frac{9}{36}-\frac{4}{36})+\frac{7}{36}\\\\\frac{11}{36}* \frac{12}{36} \\\\11 < 12[/tex]