Operations with Signed Numbers - Problems with Solutions

Problem 1
Add: (+3) + (+4) =
Problem 2
Add: (-4) + (-3) =
Problem 3
Add: (+15) + (-7) =
Problem 4
-(-10) =
Problem 5
(+7) - (+4) =
Problem 6
-17 - (-14) =
Problem 7
(+5) ⋅ (-8) =
Problem 8
-9 ⋅ (-9) =
Problem 9
-6 ⋅ 5 =
Problem 10
40 : (-8) =

Problem 11
-24 : (-6) =
Problem 12
0 : (-12) =
Problem 13
[tex]-5 : \frac{1}{2} =[/tex]
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