For any positive numbers x and y, -x + -y =
x + y
x - y
-x + y
-(x + y)
-3/5 - -4/5 =
-1/5
1/5
1 2/5
1 3/5
Numbers less than zero are called ________ numbers.
Negative
Positive
Nutral
None of these
-5 - 6 =
-11
11
1
-1
_______ + 5 = 3
2
-2
6/7
-6/7
2/7
-2/7
If the temperature is -5oC and it increases by 7oC. What is the present temperature?
12oC
2oC
3oC
5oC
For any positive numbers x and y, x + (-y) =
x.y
x/y
-4 - (-5) =
9
-9
For any positive number x and y, x - (-y) =
xy
