Câu hỏi của Nguyễn Thùy Trang

Question

subjects · Accepted Answer

$a;\frac95+\frac{11}{2}=\frac{18}{10}+\frac{55}{10}=\frac{73}{10}$

$b;\frac{22}{3}-\frac52=\frac{44}{6}-\frac{15}{6}=\frac{29}{6}$

$c;\frac34-\frac15=\frac{15}{20}-\frac{4}{20}=\frac{11}{20}$

$d;\frac59+\frac38=\frac{40}{72}+\frac{27}{72}=\frac{67}{72}$

Câu trả lời:

$a;\frac95+\frac{11}{2}=\frac{18}{10}+\frac{55}{10}=\frac{73}{10}$

$b;\frac{22}{3}-\frac52=\frac{44}{6}-\frac{15}{6}=\frac{29}{6}$

$c;\frac34-\frac15=\frac{15}{20}-\frac{4}{20}=\frac{11}{20}$

$d;\frac59+\frac38=\frac{40}{72}+\frac{27}{72}=\frac{67}{72}$

Quyên Hồng · Answer

a;59+211=1018+1055=1073

$b ; \frac{22}{3} - \frac{5}{2} = \frac{44}{6} - \frac{15}{6} = \frac{29}{6}$

$c ; \frac{3}{4} - \frac{1}{5} = \frac{15}{20} - \frac{4}{20} = \frac{11}{20}$

$d ; \frac{5}{9} + \frac{3}{8} = \frac{40}{72} + \frac{27}{72} = \frac{67}{72}$

Câu trả lời:

a;59+211=1018+1055=1073

$b ; \frac{22}{3} - \frac{5}{2} = \frac{44}{6} - \frac{15}{6} = \frac{29}{6}$

$c ; \frac{3}{4} - \frac{1}{5} = \frac{15}{20} - \frac{4}{20} = \frac{11}{20}$

$d ; \frac{5}{9} + \frac{3}{8} = \frac{40}{72} + \frac{27}{72} = \frac{67}{72}$