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Tính giá trị của biểu thức. a) \(\frac{9}{5}\,\, + \,\,\frac{1}{2}\) = ............................................................. ............................................................. c) \(\frac{8}{7}\,\, \times \,\,\frac{{21}}{4}\) ............................................................. ............................................................. e) \(\frac{{11}}{3}\,\, + \,\,\frac{6}{7}\,\, + \,\,\frac{4}{3}\) ............................................................. ............................................................. g) \(\frac{9}{{10}}\,\, \times \,\,\frac{5}{6}\,\,:\,\,3\) ............................................................. ............................................................. b) \(\frac{{17}}{3}\,\, - \,\,\frac{4}{5}\) ............................................................. ............................................................. d) \(\frac{{45}}{{16}}\,\,:\,\,\frac{9}{8}\) ............................................................. ............................................................. f) \(\frac{{16}}{{15}}\,\, - \,\,\frac{5}{7}\,\, - \,\,\frac{1}{{15}}\) ............................................................. ............................................................. h) \(\frac{7}{{11}}\,\,:\,\,\frac{3}{{22}}\,\,:\,\,\frac{{10}}{6}\) ............................................................. .............................................................

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