Answer:
a. Convert to improper fraction first:
-2⁴/₉ = -24/9
= -24/9 * 1/2 = -24/18 = -4/3
= -1¹/₃
b. -2/3 * 1/4 = -2/12
= -1/6
c. Convert to improper fraction:
= -1¹/₂ = -3/2
= -3/2 * -1/6
= 3/12
= 1/4
d. Convert to improper fraction:
= 2¹/₃ = 7/3
= 1/6 * 7/3
= 7/18