1/10+1/30+1/6 = 9/30 rút gọn bằng 3/10
\(9/30\) \(= 1/6 + 1/10 + 1/30
\)
Vì 1/6 + 1/10 + 1/30 = 5/30 + 3/30 + 1/30 = 9/30 (hợp lý)
viet phan so 23/30 thanh tong cua cac phan so co tu so la 1 con mau so khac nhau
hay viet phan so 1/2 thanh tong cua 3 phan so co tu so la 1 va mau so khac nhau
viet phan so 5/6 thanh tong cua cac phan so co tu so la 1 con mau so khac nhau
A; viet phan so 3\5 thanh tong cua hai phan so thap phan [viet ba cach khac nhau]
B;Viet phan so 1\2 thanh tong cua hai phan so thap phan co mau so khac nhau
viet phan so 7 /32 thanh tong cua ba phan so co tu so la 1 con mau so khach nhau
hay viet phan so 1/2 thanh tong cua 3 phan so co tu so la1 va mau so khac nhau
hay viet phan so 31/32 thanh tong cua cac phan so co tu bang 1 va mau khac nhau
viet phan so \(\frac{1}{2014}\)thanh tong cua 3 phan so co tu so bang 1 , mau so khac nhau
viet phan so \(\frac{1}{2014}\) thanh tong cua 3 phan so co tu bang 1, mau so khac nhau
