\(\frac{7}{10}+\frac{3}{10}=\frac{7+3}{10}=\frac{10}{10}=1\)
ủng hộ mk nha mơn nhìu
\(\frac{7}{10}+\frac{3}{10}=\frac{10}{10}=1\)
\(\frac{7}{10}\)\(+\frac{3}{10}\)= \(\frac{7+3}{10}\)\(=\frac{10}{10}=1\)
\(\frac{7}{10}+\frac{3}{10}=\frac{7+3}{10}=\frac{10}{10}=1\)
ủng hộ mk nha mơn nhìu
\(\frac{7}{10}+\frac{3}{10}=\frac{10}{10}=1\)
\(\frac{7}{10}\)\(+\frac{3}{10}\)= \(\frac{7+3}{10}\)\(=\frac{10}{10}=1\)
\(\frac{1}{10}+\frac{2}{10}+\frac{3}{10}+\frac{4}{10}+\frac{5}{10}+\frac{6}{10}+\frac{7}{10}+\frac{8}{10}+\frac{9}{10}\)
kb voi mk nha
tính nhanh :
\(\frac{1}{10}+\frac{2}{10}+\frac{3}{10}+\frac{4}{10}+\frac{5}{10}+\frac{6}{10}+\frac{7}{10}+\frac{8}{10}+\frac{9}{10}=???????????\)
\(a,\frac{1}{10}+\frac{2}{10}+\frac{3}{10}+\frac{4}{10}+\frac{5}{10}+\frac{6}{10}+\frac{7}{10}+\frac{8}{10}+\frac{9}{10}\)
\(b,9x\left(\frac{262626}{272727}+\frac{88888}{99999}\right)\)
\(\frac{3}{10}+\frac{7}{10}=\frac{?}{?}\)
\(\frac{9}{10}-\left(\frac{2}{5}+\frac{3}{10}\right)+\frac{7}{20}=?\)
\(\frac{10}{10}+\frac{9}{10}+\frac{8}{10}+\frac{7}{10}\)= ???????????
\(\frac{7}{10}+\frac{8}{10}+\frac{9}{10}+\frac{10}{10}=?????\)
thực hiện : \(\frac{3}{10}\)+ \(\frac{6}{10}\)+ \(\frac{2}{5}\)+ \(\frac{7}{10}\)
\(\frac{3}{10}+\frac{4}{7}+\frac{6}{14}+\frac{14}{20}\)