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23Ⅹ30=多少
时间:2025-05-01 21:38:16
答案

23乘以30,先算23乘以3,再算69乘以10

23X30

=23X3X10

=69x10

=690

23乘以30,先算23乘以3,再算69乘以10

23X30

=23X3X10

=69x10

=690

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