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AFLATI VALOAREA EXPRESIEI:
1[tex] \frac{3}{25} [/tex]*2[tex] \frac{1}{7} [/tex]-2[tex] \frac{1}{9} [/tex]*[tex] \frac{27}{95} [/tex]=
4[tex] \frac{7}{12} [/tex]*1[tex] \frac{3}{11} [/tex]+1[tex] \frac{1}{15} [/tex]*1[tex] \frac{11}{64} [/tex]=


Răspuns :

1 3/25 * 2 1/7 - 2 1/9 * 27/95=
=28/25 * 15/7 - 19/9 * 27/95=
=12/5 - 3/5=9/5

4 7/12*1 3/11 +1 1/15*1 11/64=
=55/12*14/11 +16/15*75/64=
=35/6 +5/4=85/12