Chapter 1, Lesson 2


1-2.A identify opposite values

Write the opposite value of each expression.
a.
12
b. 0
c. —10
d. —(—4)

1-2.B understand absolute value

Which expressions have the same value?
I.
|—7|
II. —|—7|
III. |—7|

(a) I and II only
(b) I and III only
(c) II and III only
(d) I, II, and III