Bảng chia 4
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</div><p></p> <p style="text-align: center;"><strong>BẢNG CHIA 4</strong></p> <p style="text-align: center;"><span style="background-color: #ffffff; color: #000000; font-family: Quicksand, Roboto, sans-serif; font-size: 1.2rem;">4 : 4 = 1<br></span>8 : 4 = 2<br style="box-sizing: inherit;">12 : 4 = 3<br style="box-sizing: inherit;">16 : 4 = 4<br style="box-sizing: inherit;">20 : 4 = 5<br style="box-sizing: inherit;">24 : 4 = 6<br style="box-sizing: inherit;">28 : 4 = 7<br style="box-sizing: inherit;">32 : 4 = 8<br style="box-sizing: inherit;">36 : 4 = 9<br style="box-sizing: inherit;">40 : 4 = 10</p> <p><img style="display: block; margin-left: auto; margin-right: auto;" src="/uploads/tinymce/b18-h1-1664354974.jpg.webp" width="486" height="404" alt="hinh-anh-bang-chia-4-940-1" title="hinh-anh-bang-chia-4-940-1" loading="lazy"></p> <h3 id="1-tiacutenh-nham">1. Tính nhẩm:</h3> <p>16:4 ; 32:4 ; 40:4</p> <p>8:4 ; 28:4 ; 24:4</p> <p>20:4 ; 4:4 ; 36:4</p> <h3 id="2-tiacutenh">2. Tính:</h3> <p>a)</p> <p>4x5&nbsp; ;&nbsp; 20:4&nbsp; ;&nbsp; 20:5</p> <p>4x6&nbsp; ;&nbsp; 24:4&nbsp; ;&nbsp; 24:6</p> <p>4x9&nbsp; ;&nbsp; 36:4&nbsp; ;&nbsp; 36:9</p> <p>b)</p> <p>12kg : 4&nbsp; ;&nbsp; 28mm : 4&nbsp; ;&nbsp; 40<em>l&nbsp;</em>: 4</p> <h3 id="3-so">3. Số ?</h3> <p>a)&nbsp;</p> <p><img style="display: block; margin-left: auto; margin-right: auto;" src="/uploads/tinymce/b18-h3-1664355237.jpg.webp" width="601" height="199" alt="hinh-anh-bang-chia-4-940-2" title="hinh-anh-bang-chia-4-940-2" loading="lazy"></p> <p>Có 24 quả cam, xếp đều vào 4 túi. Mỗi túi có [?] quả cam. Ta có phép chia [?] : [?] = [?]</p> <p>b)</p> <p><img style="display: block; margin-left: auto; margin-right: auto;" src="/uploads/tinymce/b18-h4-1664355339.jpg.webp" width="583" height="260" alt="hinh-anh-bang-chia-4-940-3" title="hinh-anh-bang-chia-4-940-3" loading="lazy"></p> <p>Có 12 chiếc ghế, xếp mỗi hàng 4 chiếc ghế. Số ghế đó đủ xếp thành [?] hàng ghế. Ta có phép chia [?] : [?] = [?]</p> <h3 id="4">4.</h3> <p>Bác sĩ đưa cho Nam lọ thuốc có 20 viên và dặn Nam mỗi ngày uống 4 viên. Hỏi Nam cần uống hết lọ thuốc đó trong mấy ngày?</p> <p><img style="display: block; margin-left: auto; margin-right: auto;" src="/uploads/tinymce/b18-h5-1664355516.jpg.webp" width="721" height="350" alt="hinh-anh-bang-chia-4-940-4" title="hinh-anh-bang-chia-4-940-4" loading="lazy"></p> <h3 id="5">5.</h3> <h4>Kể một tình huống thực tế có sử dụng phép chia trong bảng chia 4.</h4>