Solve.
1 a. |
3 + (–7) + (–9) + 4 = ______
|
|
1 b. |
3 + 0 + 9 + 4 = ______
|
|
2 a. |
(–7) + (–6) + 6 + 17 = ______
|
|
2 b. |
9 + (–1) + 5 + 5 = ______
|
|
3 a. |
(–6) + 6 + (–2) + (–12) = ______
|
|
3 b. |
4 + 3 + 9 + 6 = ______
|
|
4 a. |
18 + (–10) + (–3) + (–3) = ______
|
|
4 b. |
(–9) + (–4) + (–7) + 0 = ______
|
|
5 a. |
(–17) + (–8) + (–6) + 4 = ______
|
|
5 b. |
8 + 3 + 3 + 0 = ______
|
|
6 a. |
1 + (–3) + (–9) + 4 = ______
|
|
6 b. |
5 + (–7) + 6 + (–8) = ______
|
|
7 a. |
9 + 9 + (–7) + 6 = ______
|
|
7 b. |
(–10) + (–5) + (–10) + 2 = ______
|
|
8 a. |
(–2) + 10 + 6 + 6 = ______
|
|
8 b. |
16 + (–1) + 8 + 2 = ______
|
|
9 a. |
2 + (–1) + (–2) + (–8) = ______
|
|
9 b. |
8 + 8 + 8 + (–9) = ______
|
|
10 a. |
(–2) + 1 + 10 + (–10) = ______
|
|
10 b. |
17 + 5 + (–4) + 10 = ______
|
|