So sánh 15/301 va 25/499
cho 2 phan so 4/4 va 6/7 tu 2 phan so da cho lap 1 phan so thu ba bang cach ;tu so la tong cac tu so cua 2 phan so da cho ,mau so la tong cac mau so da cho.Hay so sanh ba phan so do voi nhau va xep chung theo thu tu tang dan
so sanh phan so 11/105;-8/-25
cong ca tu va mau cua phan so 15 phan 23 voi cung 1 so tu nhien n roi rut gon ta duoc phan so 2 phan 3 .Vay n =
so sanh 2 phan so
A = 10^2020+1/10^2021+1
B = 10^2021+1/10^2022+1
giup mik luon voi a
thank
Chung minh phan so sau toi gian voi moi so tu nhien n
21n+25 phan 14n+7
So sanh cac phan so sau
a)3/124;1/41;5/207;2/83
b)134/43;55/21;74/19;116/37
c)16/9;24/13
Ko quy dong va so sanh cac ban giup minh voi
so sánh \(\frac{15}{301}\) và \(\frac{25}{499}\)
tim mot phan so co mau la 11 biet rang khi tu tru 18 va nhan mau voi 7 thi duoc mot phan so bang phan so da chotim mot phan so co mau la 11 biet rang khi tu tru 18 va nhan mau voi 7 thi duoc mot phan so bang phan so da cho
