Question

compune o problema dupa ex 9×5×9

Answer 1

a)1$\frac{13}{15}$-$\frac{21}{15}$=
b)2$\frac{3}{7}$-1$\frac{6}{7}$=
c)2$\frac{9}{20}$-$\frac{3}{20}$=
d)$\frac{101}{100}$-0,51=
e)($\frac{5}{12}$+$\frac{11}{12}$)-($\frac{1}{12}$+$\frac{7}{12}$)=
f)1$\frac{23}{24}$-($\frac{5}{24}$+$\frac{11}{24}$)=
g)$\frac{4}{6}$+$\frac{11}{6}$=
h)$\frac{3}{8}$+2$\frac{5}{8}$=
 i)$\frac{11}{21}$+$\frac{24}{21}$=
 j)2$\frac{2}{25}$+1$\frac{1}{25}$=
k)3$\frac{1}{5}$+1$\frac{4}{5}$=
 l)$\frac{15}{17}$+1$\frac{2}{17}$=
m)$\frac{3}{8}$+2$\frac{5}{8}$=
n)$\frac{5}{12}$+1$\frac{1}{12}$=