Question

8. Evaluate the expression a + b when a = 2.5 and b = -10.8.

Answer 1

-8.3

Explanation:

Write a and b in a column and then combine these numbers:

2.5

-10.8

-------=

-8.3

Answer 2

Steps:
___________
a+b

2.5+(-10.8)

= -8.3