Question

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

Answer 1

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