\(\frac{1}{5}+\frac{1}{5}+\frac{1}{5}\)
\(\frac{1}{5}+\frac{1}{5}+\frac{1}{5}\)
viet phan so 5/21 thanh tong cua 3 so co tu la 1 va mau khac nhau
viet moi phan so sau day thanh tong cua ba phan so co tu so la 1 va mau so khac nhau : 7/8 ;11/12 ; 14/24
viet 1/6 thanh tong cua 2 phan so co tu bang 1, mau duong va khac nhau
viet phan so 5/21 thanh tong cua 3 phan so co tu la 1
Viet phan so 11/12 duoi dang tong cua hai phan so co mau khac nhau
neu cach viet 7/9 thanh tong cua hai phan so toi gian cung mau duong va co tu duong
Viet phan so 2/3 thanh tichcua hai phan soco mau so bang nhau lon hon 4 va nho hon 8 , co tu so nho hon 8 .
Ket qua la : ................
giup minh nhanh nhe !
ai nhanh minh tick cho !
Tim phan so co gia tri bang phan so -35/14, dong thoi co tong cua tu so va mau so la 75
tim cac phan so toi gian biet tich cua tu va mau la 220 va phan so co the viet dc duoi dang so thap phan