Các câu hỏi tương tự
viet cac so huu ti sau duoi dang cac phan socung mau duong
a,\(\frac{4}{̣̣̣̣̣̣9}va\frac{3}{7}\)
b \(\frac{-2}{3}va\frac{-4}{5}\)
c\(\frac{1}{-5}\)va 1
viet so huu ti -7 phan 18 duoi dang sau day
a] tong cua 2 so huu ti am
b] hieu cua 2 so huu ti dong
c] tong cua 2 so huu ti am trong do la -1 phan 6
Tim hai so huu ti x va y sao cho cac phan so dai dien co mau la 13, cac tu so la hai so nguyen le lien tiep thoa man dieu kien:x<4/5<y
Viet cac so sau duoi dang phan so:
a, 2,(14) b,-2,(15)
c,-4,3(2) d,0,14(8)
Tim cac so nguyen to a, b co 1 chu so de so x bang 5 x a phan 6 x b viet duoc duoi dang:a, so thap phan huu hanb, so thap phan vo han tuan hoan
tim hai so huu ti x,y sao cho phan so dai dien co mau la 13 va cac tu la 2 so nguyen le lien tiep va x<\(\frac{4}{5}\)<y
phan so nao duoc viet duoi dang phan so huu han
A.5/12
B.3/11
C.1/14
D.15/30
CMR khi viet duoi dang thap phan thi so huu ti (9/11 -81/100)^2012 có ít nhat 4020 chu so 0 dau tien sau dau phay
để viet so 0,0(3)duoi dang phan so ta lam nhu sau:
theo cach tren hay viet cac so thap phan sau day duoi dang phan so :
0,0(8); 0,1(2); 0,1(23)
viet cac so thap phan sau duoi dang phan so toi gian
0,2545454......