Question

evaluate the expression when a=-1.4 and b=-2.7.
|a|-b

Answer 1

a -4.1
b -1.3
c 1.3
d 4.1

Answer 2

1.3

Answer 3

|a| - b
= |-1.4| - -2.7

Answer 4

do you remember what an absolute value does to a negative number ?

Answer 5

the absolute value of a negative number is that number as a positive number (not negative)
ie

= + 1.4 - -2.7

Answer 6

taking away a negative number is like adding that number

= + 1.4 + 2.7