trong cac phan so 4/9 5/7 8/11 3/5 phan so 25/35
cac ban giup minh voi
1,
Tim 1 phan so biet tu so hon mau so 8 don vi va ti so cua tu so va mau so la 5/3
2,
Hay viet cac phan so co mau so la 9 va nam giua 2 phan so 6/18 va 16/27
3,
Hay viet 4 phan so khac nhau sao cho moi phan so lon hon 5/6 va be hon 6/7
dua cac phan so ve cung mau so roi sap xep theo thu tu tu be den lon 2 phan 7 6 phan 14 30 phan 35 3 phan 21 2 phan 5 9 phan 45 8 phan 10 12 phan 20
A)Viet 5 phan so bé Hon 1,co Mau so la 7 va co tu so lon hon 0:
B)Viet 5 phan so lon hon 1 va co mau so la 5:
C)Viet 5 phan so bang phan so tam phan muoi hai :
D)Viet cac phan so khac 0 co tong cua tu so va mau so bang 7:
E)Hai phan so lon hon 1 co mau so bang 7 la :
G)Hai phan so bang 1 la:
H)Khoanh vao cac phan so bang ba muoi sau phan nam tu: Hai phan ba; sau phan muoi nam;tam phan muoi hai;muoi phan muoi nam
Giai ho minh bai toan nay nhe !Minh dang can bai toan nay trong ngay hom nay.
trong cac phan so 3/4, 11/12,2/3,5/6
phan so lon nhat
phan so be nhat
trong cac phan so 7/8,4/44,10/11,22/23 phan so nao lon nhat tong cac phan so
sap xep cac phan so theo thu tu tu lon den be
2/5 ; 2 ; 8/3 ; 1/2 ; 21/7 ; 1/4
Quy dong cac may so cac phan so voi may so ching nhu nhat a) 1/6 Va 1/9 b)3/8 va 5/12
Tim 3 Phan so khác nhau lon hon Phan so 2/5 nhung be hon Phan so 4/7