问题
填空题
3×9=27,93×99=9207,993×999=992007,9993×9999=99920007,…
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答案
3×9=27,93×99=9207,993×999=992007,9993×9999=99920007,…
3×99…9 10个9
=9999999999200000000007.99…9 11个9
故答案为:9999999999200000000007.
3×9=27,93×99=9207,993×999=992007,9993×9999=99920007,…
|
3×9=27,93×99=9207,993×999=992007,9993×9999=99920007,…
3×99…9 10个9
=9999999999200000000007.99…9 11个9
故答案为:9999999999200000000007.