數量關係(六年級) ~ 清大附小 馮汝琪老師(有cc字幕及影片重點整理)
Synopsis
這四種數量關係在解題上不難，但理解在表示數量關係的算式該注意什麼，我認為才是教學重點。 這不僅能鍛練邏輯思維，在之後的 ...
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