Question

[Trần Khánh Linh]

cau 1: So sanh cac day p/s

  a) \(\frac{1}{2}\),\(\frac{-2}{3}\),\(\frac{3}{4}\),\(\frac{-4}{5}\)

  b) \(\frac{1}{2}\),\(\frac{3}{5}\),\(\frac{-4}{3}\),\(\frac{-9}{8}\)

  c) \(\frac{3}{2}\),\(\frac{3}{4}\),\(\frac{4}{5}\)\(\frac{-7}{20}\)

  d) \(\frac{1}{2}\),\(\frac{-2}{3}\)\(\frac{5}{6}\),\(\frac{-7}{18}\)

Cau 2:

[6+\(\left(\frac{1}{2}\right)^3\)_\(\left|-\frac{1}{2}\right|\)]:\(\frac{3}{12}\)

\(\frac{18}{37}\)+\(\frac{8}{24}\)+\(\frac{19}{37}\)_\(1\frac{23}{24}\)+\(\frac{2}{3}\)

lm giup mk nhe mk minh se tick cho bn cam on

Answer 1

[Đỗ Diệu Linh]

\(\left(6+\left(\frac{1}{2}\right)^3-\left|-\frac{1}{2}\right|\right):\frac{3}{12}\)

\(=\left(6+\frac{1}{8}+\frac{1}{2}\right):\frac{1}{4}\)

=\(\frac{53}{8}:\frac{1}{4}\)

\(=\frac{53}{2}\)

Answer 2

[lê thị linh]

a)30/60,-40/60,45/60,48/60

45/60>30/60>-40/60>-48/60

=3/4>1/2>-2/3>-4/5