8.What is the fraction form of 0.4?
A.1/9 B.2/9 C.4/9 D.4/12
9.What is the additive inverse of -9?
A.1/9 B.-1/9 C.9 D.-9
10.What is the difference of -10 and 5?
A.5 B.-5 C.15 D.-15
11.What is the product of -5 and -5?
A.-25 B.25 C.15 D.-10
12.What is the quotient of 144 and -12?
A.11 B.-11 C.12 D.-12
13.Evaluate the expression:[(5-9)]+6]-4
A.2 B.-2 C.0 D.-6
Answers & Comments
A fraction is said to be in simplest form if its numerator and denominator are relatively prime , that is, they have no common factors other than 1 . (Some books use "written in lowest terms" to mean the same thing.) So, 59 is in simplest form, since 5 and 9 have no common factors other than 1..