小学数学 三年级口算乘法 课件维语】

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7、？表示呢？?T ?焛Ti? 29298 8 ?T焛?T 240?T?焛T? ?T ?r?0 ?0 ?i? ?0.?i?：?T焛?T ?T298 24029?T 8?r ?Ti? ?T焛?T 240? ?.24?T焛Ti? ?T焛?T ?T ?T?T?0 ?焛 ?90125536778494617389253973?T 397 ?0 400?r ?9i.4004003 312001200?焛 Ti9? ?TT i T ? ?9i ?T ?Si? ? ? ? ?9? ?9 S焛0.焛S ?T ?90： 5107?a? ?1l灄120026? i0 4? ?TTT?焛 ?r?T 0 ?TT 62?T

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