a. Negative number (-8 x 9 = -72)
b. Positive number (-7 x -8 = 56)
c. Negative number (-7 ÷ 1 = -7)
d. Positive number (\(\frac{-9}{-3}=3\))
e. Positive number (5 x 10 = 50)
f. Negative number (\(\frac{100}{-10}=-10\))
g. Negative number (10 x -10 = -100)