Chapter 1, Lesson 7


1-7.A add integers
Which sum does not have a value of ?11?
(a) —6 + (—5) (b) 0 + (—11)
(c) 12 + (—1) (d) —14 + 3

1-7.B multiply integers
Which product does not have a value of —72?
(a) —12(—6) (b) 36(—2)
(c) —24(3) (d) 9(8)(—1)