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.
viet 5 phan so co tu so lan luot la 7, 9, 10, 12, 15?
viet cac phan so lan luot bang 7 phan 9 va 5 phan 12 va co mau so chung la 36
tim cac phan so co tu so be hon 30 va: bang phan so 5/3 va bang phan so 4/7 dang cAN GAP
viet so tu nhien 13 thanh cac phan so co mau so lan luot la : 3; 5 ; 10 ; 17 .
viet cac phan so lan luot bang 7/9 , 5/12 va co mau so chung la 36
viet cac phan so lan luot bang 13 phan 36 va 17 phan 24 co mau so chung la 72
bai 4 ;Viet hai phan so lan luot bang :
a) 5/7 ;4 va co mau so chung la 7
b) 9/11 ;5 va co mau so chung la 33
\(\text{viet cac phan so lan luot bang 5/7; 4 va co mau so chung bang 7}\)