9999×2222+3333×3334
=3333×(3×2222)+3333×3334
=3333×6666+3333×3334
=3333×(6666+3334)
=3333×10000
=33330000
9999*2222+3333*3334简算 赶时间!(>_
9999*2222+3333*3334简算 赶时间!(>_
其他人气:603 ℃时间:2020-04-01 08:43:39
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