7/8 : x = 1/2
x = 7/8 : 1/2
x = 7/8 × 2
x = 7/4
\(\dfrac{7}{8}:x=\dfrac{1}{2}\)
\(\Leftrightarrow x=\dfrac{7}{8}:\dfrac{1}{2}\)
\(\Leftrightarrow x=\dfrac{7}{8}\times\dfrac{2}{1}\)
\(\Leftrightarrow x=\dfrac{14}{8}=\dfrac{7}{4}\)
7/8 : x = 1/2
x = 7/8 : 1/2
x = 7/8 × 2
x = 7/4
\(\dfrac{7}{8}:x=\dfrac{1}{2}\)
\(\Leftrightarrow x=\dfrac{7}{8}:\dfrac{1}{2}\)
\(\Leftrightarrow x=\dfrac{7}{8}\times\dfrac{2}{1}\)
\(\Leftrightarrow x=\dfrac{14}{8}=\dfrac{7}{4}\)
3/4:1/9*5/7:1/4
(4/11+8/13)*5/7
a, 6 : \(\dfrac{4}{5}\) b, 8 : \(\dfrac{12}{7}\) c, 5 :\(\dfrac{7}{8}\) d, 15 : \(\dfrac{5}{3}\)
Nhanh nhé tui cần gấp☹
8/3 : 1/2 + 1 = ?
9/3:3/4 bằng bao nhiu zị,cíu>-<
bạn nào đúng với nhanh mình cho một tích
(8/13 -5/12):1/9
7/3 : 2
ban lan doc mot cuon sach trong 3 ngay ,ngay thu nhat ban doc duoc 1 phan 3 cuon sach,ngay thu hai ban doc 4 phan 3 cuon sach , ngay thu ba doc not 36 trang con lai,hoi cuon sach do dai bao nhieu trang
a) - : b) + x
5/12 : 3/4 -1/3