6 《除数是两位数的除法：整理和复习》说课稿

6 《除数是两位数的除法：整理和复习》说课稿

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ú￠4 2 0 ??3 = 1 4 0 ?￡?±y3yê?àó′1 0 ?±?￡y3yê?2?±?￡ìé2ò?àó′1 0 ?±￡?( 2òé???0 ¨·)

?￠6 0 ??1 0 = 6 ??o￡6 ???êy3?ò1 ???êèμúó6 ?￡ò????????ê?ê6 0 ￡?

ü￠6 0 ??2 0 = 3 ?￡??????2 0 ?ê6 0 ?￡?é?í?±y3yê￠?y3yê?í±ê?àó′ò????Dà??í?μ?±yê?￡ìé?2?±?μ?Dê?￡?

′?°??áa?′?à?ú???y3¨·?￡????ò????×??àμaì?￡′?-????μ?ó???óì?o￡1 8 0 ??3 0 6 0 ??5 9 1 ??7 2 8 ??2 8 4 ??7 6 8 ??4 3 0 0 ??5 0 6 0 ??5