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Bài 3:
a: 1/11; 2/11; 3/11; 4/11; 5/11
b: 38/37; 40/37; 56/37; 39/37; 70/37
Bài 3:
a: 1/11; 2/11; 3/11; 4/11; 5/11
b: 38/37; 40/37; 56/37; 39/37; 70/37
\(6=\dfrac{12}{2}\)
\(9=\dfrac{18}{2}\)
\(4=\dfrac{8}{2}\)
\(12=\dfrac{24}{2}\)
\(11=\dfrac{22}{2}\)
\(10=\dfrac{20}{2}\)
\(13=\dfrac{26}{2}\)
\(23=\dfrac{46}{2}\)
\(30=\dfrac{60}{2}\)
1.
a) 10=\(\dfrac{40}{4}\)
b) 25= \(\dfrac{100}{4}\)
2.
a) 11=\(\dfrac{11}{1}\)
b) 276=\(\dfrac{276}{1}\)
c) 158=\(\dfrac{158}{1}\)
3.
\(\dfrac{1}{1};\dfrac{2}{2};\dfrac{3}{3};\dfrac{4}{4};\dfrac{5}{5}\)
$5 = \frac{5}{1}$ ; $14 = \frac{{14}}{1}$ ; $327 = \frac{{327}}{1}$
$1 = \frac{1}{1}$ ; $0 = \frac{0}{1}$
\(5=\dfrac{5}{1}\)
\(14=\dfrac{14}{1}\)
\(327=\dfrac{327}{1}\)
\(1=\dfrac{1}{1}\)
\(0=\dfrac{0}{1}\)
\(10=\dfrac{120}{12}\)
\(5=\dfrac{120}{24}\)
\(20=\dfrac{120}{6}\)
\(4=\dfrac{120}{30}\)
\(12=\dfrac{120}{10}\)
\(30=\dfrac{120}{40}\)
\(10=\dfrac{10\cdot6}{6\cdot1}=\dfrac{60}{6}\)
\(6=\dfrac{6\cdot6}{1\cdot6}=\dfrac{36}{6}\)
\(101=\dfrac{101\cdot6}{6}=\dfrac{606}{6}\)
\(9=\dfrac{9\cdot6}{6}=\dfrac{54}{6}\)
\(22=\dfrac{22\cdot6}{6}=\dfrac{132}{6}\)
\(a,5=\dfrac{20}{4};11=\dfrac{44}{4};21=\dfrac{84}{4};200=\dfrac{800}{4};125=\dfrac{500}{4};2000=\dfrac{8000}{4}\\ b,2=\dfrac{108}{54};3=\dfrac{108}{36};108=\dfrac{108}{1};1=\dfrac{108}{108};9=\dfrac{108}{12};4=\dfrac{108}{27};6=\dfrac{108}{18}\)
giúp mik với ạ!!!