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2020
發(fā)布于 2025-05-21 · 圖片9
高思數(shù)學(xué)二下 02 天平上的數(shù)學(xué)
——應(yīng)用專題第12講
二年級應(yīng)用題13 等量代換(上)
二年級應(yīng)用題14 等量代換(下)
二年級應(yīng)用題15 根據(jù)天平求重量
二年級應(yīng)用題16 找相同,比不同
題型:等量代換基礎(chǔ)問題(根據(jù)天平平衡關(guān)系填空)、求物體具體量(通過等量代換計算物體重量)、復(fù)雜等量關(guān)系推理(涉及多個物體的等量關(guān)系分析)
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