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Q.1
- 4 + 9 =
-5
5
13
-13
Q.2
- 6 - 6 =
-12
12
Q.3
6 + (-10) =
-4
16
4
-16
Q.4
5 - ( -8 ) =
13
-3
3
-13
Q.5
- 3 - ( +7) =
-10
10
4
-4
Q.6
- 8 + 8 =
0
16
-16
Q.7
- ( -9 ) =
-9
9
Q.8
- ( - ( - (-7) ) ) =
7
-7
Q.9
- 6 + ( +7 ) =
13
-13
-1
1
Q.10
| - 17 | =
-17
17
Q.11
- | - 6 | =
6
-6
Q.12
- | - ( +10) |=
10
-10
Q.13
| + | - 4| | =
4
-4
Q.14
12 - 16 =
28
-28
-4
4
Q.15
- 5 + 20 =
25
-15
15
-25
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