Rut gon phan so sach hai phan so
a,6 phần 10 va 4 phan 5
b,3 phan 4 va 6 phan 12
Bai 2 :
cho phan so 15 / 7 . hoi can them vao ca tu so va mau so cua phan so nay cung mot so tu nhien nao de duoc phan so moi co gia tri 10/11
lam nhanh vao
Bai 3 : rut gon phan so sau :
1960/1008
mot phan so co hieu cua mau so va tu so la 15, khi rut gon phan so do duoc 7/10.Tim phan so do
cho phan so 10/12 hay phan tich tu phan so do thanh tong cac phan so sap xep theo thu tu tu be den lon va deu co tu so la 1
Cho phan so 3 phan 7.Neu cong them vao tu so va mau so do voi cung mot so tu nhien thi duoc mot phan so moi bang phan so 2 phan 3.Tim hai phan so do.
Cho phan so 3 phan 7.Neu cong them vao tu so va mau so cua phan so do voi cung mot so tu nhien thi duoc mot phan so moi bang phan so 2 phan 3.Tim hai so do.
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.
3viet phan soco tu so mau so la so le lon hon 6 va be hon 10 va :phan so do be hon 1:phan so do bang 1:phan so do lon hon 1
viet ba phan so khac nhau co cung tu so ma moi phan so do lon hon phan so 1/5 va be hon phan so 1/4