\(\dfrac{14}{15};\dfrac{47}{45}và\dfrac{5}{4}\) . Mẫu số chung là :.................
\(\dfrac{14}{15}=............\)
\(\dfrac{47}{45}=..............\)
\(\dfrac{5}{4}=.............\)
\(\dfrac{7}{12};\dfrac{11}{18}và\dfrac{25}{24}\). Mẫu số chung là ..............
\(\dfrac{7}{12}=...............\)
\(\dfrac{11}{18}=..............\)
\(\dfrac{25}{24}=...............\)
MSC=180
14/15=168/180
47/45=188/180
5/4=225/180
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