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数学
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计算:333387
1
2
×79+790×66661
1
4
.
人气:271 ℃ 时间:2019-12-11 05:00:45
解答
333387
1
2
×79+790×66661
1
4
=333387.5×79+790×66661.25
=333387.5×79+79×666612.5
=(333387.5+666612.5)×79
=1000000×79
=79000000.
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计算:3333871/2×79+790×666611/4.
计算:3333871/2×79+790×666611/4.
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