Chapter 1, Lesson 8


1-8.A distinguish between odd and even integers

Which of these integers is not even?
(a)
—4 (b) 0
(c) 1 (d) 2

1-8.B perform operations with integers

Perform the indicated operations.
a.
—19 + (—4) b. 14 — (—6)
c. —27(—5) d. 54 รท (—3)

1-8.C identify elements of number sets

Write the first 5 elements in each set.
a.
nonnegative integers
b. positive integral multiples of 7
c. negative integral multiples of 5