Question

Answer 1

a)  `2,4 = 12/5  < 2 3/5 = 13/5`

b)`-0,12 = -3/25 > -2/5 = -10/25`

c) `-2/7 = -20/70 > -0,3=-3/10 = -21/70`

Bài 8

\(-0,5;\dfrac{-3}{7};\dfrac{2}{7};0,4\)

\(-0,75;\dfrac{-5}{6};-1;-4,5\)

Answer 2

Câu 7:

a: \(2+\dfrac{3}{5}=2.6>2.4\)

b: \(-\dfrac{2}{5}=-0.4< -0.12\)

c: \(-0.3=-\dfrac{3}{10}=\dfrac{-21}{70}< -\dfrac{20}{70}=\dfrac{-2}{7}\)

Answer 3

a. 2,6 > 2,4

b. -0,4 < 0,12

c. -21/70 < -20/70