计算，写出主要过程，能简算的要简算．34+34÷29×227=（3-512）×331-14=6-38÷274-718=37÷154+34×127=948÷34÷6=[（2-14）÷34]×34=-六年级数学
| 2 |
| 27 |
=
| 3 |
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| 3 |
| 4 |
| 9 |
| 2 |
| 2 |
| 27 |
=
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| 27 |
| 8 |
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| 27 |
=
| 3 |
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| 1 |
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=1；
②（3-
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| 3 |
| 31 |
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=
| 31 |
| 12 |
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| 31 |
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=
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| 1 |
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=0；
③6-
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=6-
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| 7 |
| 18 |
=6-
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