viet phan so \(\frac{1}{2014}\) thanh tong cua 3 phan so co tu bang 1, mau so khac nhau
viet phan so \(\frac{1}{2014}\)thanh tong cua 3 phan so co tu so bang 1 , mau so khac nhau
\(\frac{1}{2014}=\frac{1}{4028}+\frac{1}{12084}+\frac{1}{6042}\)
hay viet phan so 31/32 thanh tong cua cac phan so co tu bang 1 va mau khac nhau
Tổng đó là: \(\frac{1}{1.2}+\frac{1}{2.3}+\frac{1}{3.4}+\frac{1}{4.5}+...+\frac{1}{31.32}\)
31/32 = 1/32 + 30/32
= 1/32 + 15/16
= 1/32 + 7/16 + 8/16
= 1/32 + 7/16 + 1/2
= 1/32 + 1/2 + 5/16 + 2/16
= 1/32 + 1/2 + 5/16 + 1/8
= 1/32 + 1/2 + 1/8 + 1/16 + 4/16
= 1/32 + 1/2 + 1/8 + 1/16 + 1/4
viet 1/6 thanh tong cua 2 phan so co tu bang 1, mau duong va khac nhau
hay viet phan so 1/2 thanh tong cua 3 phan so co tu so la 1 va mau so khac nhau
hay viet phan so 1/2 thanh tong cua 3 phan so co tu so la1 va 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 23/30 thanh tong cua cac phan so co tu so la 1 con 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
ta thấy 6 chia hết cho:6;3:2:1
5/6=2/6+3/6=1/3+1/2
chúc bạn học giỏi
\(\frac{5}{6}=\frac{1}{6}+\frac{2}{3};\frac{5}{6}=\frac{2}{6}+\frac{1}{2}\)
Ta có :
\(\frac{5}{6}=\frac{1}{2}+\frac{1}{3}\)
viet phan so 5/21 thanh tong cua 3 so co tu la 1 va mau khac nhau