分類：數學

【4年級】掌握估商關鍵,打通除法任督二脈

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“txt”: “【4年級】掌握估商關鍵,打通除法任督二脈”
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“category”: {
“txt”: “適用:四年級”
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“preview”: {
“img”: “https://material.hle.com.tw/wp-content/uploads/2023/06/%E6%8E%8C%E6%8F%A1%E4%BC%B0%E5%95%86%E9%97%9C%E9%8D%B5%EF%BC%8C%E6%89%93%E9%80%9A%E9%99%A4%E6%B3%95%E4%BB%BB%E7%9D%A3%E4%BA%8C%E8%84%88.png”
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【1年級】加加減減不簡單低年級的教學解惑

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“title”: {
“txt”: “【1年級】加加減減不簡單低年級的教學解惑”
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“txt”: “適用:一年級”
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“img”: “https://material.hle.com.tw/wp-content/uploads/2023/06/%E5%8A%A0%E5%8A%A0%E6%B8%9B%E6%B8%9B%E4%B8%8D%E7%B0%A1%E5%96%AE-%E4%BD%8E%E5%B9%B4%E7%B4%9A%E6%95%B8%E5%AD%B8%E7%9A%84%E6%95%99%E5%AD%B8%E8%A7%A3%E6%83%91.png”
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【中年級】用定位板來教單位換算好嗎?

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“title”: {
“txt”: “【中年級】用定位板來教單位換算好嗎?”
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“category”: {
“txt”: “適用:三年級、四年級”
},
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“img”: “https://material.hle.com.tw/wp-content/uploads/2023/06/%E7%94%A8%E5%AE%9A%E4%BD%8D%E6%9D%BF%E4%BE%86%E6%95%99%E5%96%AE%E4%BD%8D%E6%8F%9B%E7%AE%97%E5%A5%BD%E5%97%8E.png”
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