Solve.
1 a. |
18 + 4 + (–9) + (–9) = ______
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1 b. |
3 + (–9) + 2 + 4 = ______
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2 a. |
(–19) + (–1) + (–10) + 4 = ______
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2 b. |
(–6) + 10 + 3 + 4 = ______
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3 a. |
1 + (–6) + (–6) + (–9) = ______
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3 b. |
(–1) + 2 + (–6) + 0 = ______
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4 a. |
(–17) + 10 + 8 + (–6) = ______
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4 b. |
(–10) + 8 + (–8) + 1 = ______
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5 a. |
5 + 10 + (–9) + (–5) = ______
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5 b. |
(–9) + 0 + 6 + 1 = ______
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6 a. |
2 + (–2) + 7 + 1 = ______
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6 b. |
0 + 6 + (–9) + 6 = ______
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7 a. |
(–17) + (–2) + 1 + 6 = ______
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7 b. |
(–1) + 3 + (–2) + (–6) = ______
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8 a. |
(–16) + (–8) + 0 + (–2) = ______
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8 b. |
14 + (–10) + 7 + 3 = ______
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