Find the sum:

(i) (ii) (iii)

(iv) (v) (vi)

(vii)

Find:

(i) (ii) (iii)

(iv) (v) (vi)

(vii) (viii)

Solve:

(i) $2-\frac{3}{5}$

(ii) $4+\frac{7}{8}$

(iii) $\frac{3}{5}+\frac{2}{7}$

(iv) $\frac{9}{11}-\frac{4}{15}$

(v) $\frac{7}{10}+\frac{2}{5}+\frac{3}{2}$

(vi) $2\frac{2}{3}+3\frac{1}{2}$

(vii) $8\frac{1}{2}-3\frac{5}{8}$

Find the product:

(i) (ii) (iii)

(iv) (v) (vi)

source $\left(i\right)\frac{8}{9}+\frac{-11}{6}\left(ii\right)3+\frac{5}{-7}\left(iii\right)\frac{1}{-12}and\frac{2}{-15}\left(iv\right)\frac{-8}{19}+\frac{-4}{57}\left(v\right)\frac{7}{9}+\frac{3}{-4}\left(vi\right)\frac{5}{26}+\frac{11}{-39}\left(vii\right)\frac{-16}{9}+\frac{-5}{12}\left(viii\right)\frac{-13}{8}+\frac{5}{36}\left(ix\right)0+\frac{-3}{5}\left(x\right)1+\frac{-4}{5}\left(xi\right)\frac{-5}{16}+\frac{7}{24}$