a ) \(\frac{3}{4}+\frac{2}{3}+\frac{5}{12}\)
= \(\frac{17}{12}+\frac{5}{12}\)
= \(\frac{11}{6}\)
b ) \(\frac{7}{8}-\frac{7}{16}-\frac{11}{32}\)
= \(\frac{7}{16}-\frac{11}{32}\)
= \(\frac{3}{32}\)
a 3/4 + 2/3 + 5/12
= 9/12+8/12+5/12
= 22/12
b 7/8-7/16-11/32
=28/32-14/32-11/32
= 3/32