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\(\frac{37}{6}=6\frac{1}{6}\)
\(\frac{12}{5}=2\frac{2}{5}\)
\(\frac{108}{9}=\frac{12}{1}\)
a) \(3\frac{2}{7}=\frac{3.7+2}{7}=\frac{23}{7}\) b) \(2\frac{5}{12}=\frac{2.12+5}{12}=\frac{29}{12}\)
c) \(9\frac{5}{9}=\frac{9.9+5}{9}=\frac{86}{9}\) d) \(12\frac{3}{4}=\frac{12.4+3}{4}=\frac{51}{4}\)
a . \(3\frac{2}{7}=\frac{3\cdot7+2}{7}=\frac{23}{7}\)
b . \(2\frac{5}{12}=\frac{2\cdot12+5}{12}\frac{29}{12}\)
c . \(9\frac{5}{9}=\frac{9\cdot9+5}{9}=\frac{86}{9}\)
d . \(12\frac{3}{4}=\frac{12\cdot4+3}{4}=\frac{51}{4}\)
\(\frac{71}{12}=5\frac{11}{12}\)
\(\frac{104}{15}=6\frac{14}{15}\)
HOK T ~
\(\dfrac{15}{9}\) = 1\(\dfrac{6}{9}\); \(\dfrac{33}{12}\) = 2\(\dfrac{9}{12}\); \(\dfrac{221}{20}\) = 11\(\dfrac{1}{20}\); \(\dfrac{75}{13}\) = 5\(\dfrac{10}{13}\)
\(\dfrac{15}{9}=\dfrac{15:3}{9:3}=\dfrac{5}{3}=1\dfrac{2}{3}\\ \dfrac{33}{12}=\dfrac{33:3}{12:3}=\dfrac{11}{4}=2\dfrac{3}{4}\\ \dfrac{221}{20}=\dfrac{20\times11+1}{20}=11\dfrac{1}{20}\\ \dfrac{75}{13}=\dfrac{13\times5+10}{13}=5\dfrac{10}{13}\)
\(3\dfrac{5}{10}=\dfrac{35}{10}=\dfrac{7}{2}=3,5\)
\(12\dfrac{5}{100}=\dfrac{241}{20}=12,05\)
\(17\dfrac{23}{100}=\dfrac{1723}{100}=17,23\)
\(10\dfrac{7}{10}=\dfrac{107}{10}=10,7\)
3\(\dfrac{5}{10}\)=3,5;12\(\dfrac{5}{100}\)=12,05;17\(\dfrac{23}{100}\)=17,23;10\(\dfrac{7}{10}\)=10,7.
108/9=12
12/5=2 2/5
k mk nhé
~Mio~
108/9=12 ( hình như đề bài sai)
12/5=2 và 2/5
~ chúc bn hok tốt ~