Toán 5 - Tuần 31 - Phép chia

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<b>5,7kg + 5,7kg + 5,7kg x 8 = ...</b>
<b> 8,1m + 8,1m x 99 = ...</b>
<b> 4,125 + 3,075 x 2 = ...</b>

<b>(4,125 + 3,075) x 2 = ..._{= 7,2 x 2}</b>
<b> = 14,4</b>

<b> = 4,125 + 6,150</b>
<b> = 10,275</b>

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<b>Thương </b>

<b>Số bị chia</b>

<b>Số chia</b>

<b> a : b = c</b>

<b>Chú ý:</b> <b>Khơng có phép chia cho số 0.</b>
<b> a : 1 = a</b>

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<b> a : b = c (dư r)</b>

<b>Số bị chia</b> <b>Số chia</b> <b>Thương </b> <b>Số dư</b>

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<b>Chú ý:</b>

<b>*Phép chia hết a : b = c </b>

<b> ta có a = c x b (b khác 0)</b>

<b>*Phép chia hết a : b = c (dư r)</b>

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<b>Ôn tập:</b>

<b>Phép chia</b>

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<b>Chuẩn bị bài:</b>

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