Re-arrange suitably and find the sum in each of the following : (i)111

1.	Re-arrange suitably and find the sum in each of the following : (i)1112+−173+112+−252 (ii)−67+−56+−49+−157 (iii)35+73+95+−1315+−73 (iv) 413+−58+−813+913 (v)23+−45+13+25 (vi) 18+512+27+712+97+−516
Answer» Re-arrange suitably and find the sum in each of the following : (i) $\frac{11}{12} + \frac{- 17}{3} + \frac{11}{2} + \frac{- 25}{2}$ (ii) $\frac{- 6}{7} + \frac{- 5}{6} + \frac{- 4}{9} + \frac{- 15}{7}$ (iii) $\frac{3}{5} + \frac{7}{3} + \frac{9}{5} + \frac{- 13}{15} + \frac{- 7}{3}$ (iv) $\frac{4}{13} + \frac{- 5}{8} + \frac{- 8}{13} + \frac{9}{13}$ (v) $\frac{2}{3} + \frac{- 4}{5} + \frac{1}{3} + \frac{2}{5}$ (vi) $\frac{1}{8} + \frac{5}{12} + \frac{2}{7} + \frac{7}{12} + \frac{9}{7} + \frac{- 5}{16}$

Re-arrange suitably and find the sum in each of the following : (i)1112+−173+112+−252 (ii)−67+−56+−49+−157 (iii)35+73+95+−1315+−73 (iv) 413+−58+−813+913 (v)23+−45+13+25 (vi) 18+512+27+712+97+−516

Answer»

Re-arrange suitably and find the sum in each of the following :

(i) $\frac{11}{12} + \frac{- 17}{3} + \frac{11}{2} + \frac{- 25}{2}$

(ii) $\frac{- 6}{7} + \frac{- 5}{6} + \frac{- 4}{9} + \frac{- 15}{7}$

(iii) $\frac{3}{5} + \frac{7}{3} + \frac{9}{5} + \frac{- 13}{15} + \frac{- 7}{3}$

(iv) $\frac{4}{13} + \frac{- 5}{8} + \frac{- 8}{13} + \frac{9}{13}$

(v) $\frac{2}{3} + \frac{- 4}{5} + \frac{1}{3} + \frac{2}{5}$

(vi) $\frac{1}{8} + \frac{5}{12} + \frac{2}{7} + \frac{7}{12} + \frac{9}{7} + \frac{- 5}{16}$

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