Phép Trừ Dạng 39 - 15
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</div><img src="/uploads/tinymce/1402-1664802279.png.webp" width="471" height="214" alt="hinh-anh-phep-tru-dang-39-15-1217-1" title="hinh-anh-phep-tru-dang-39-15-1217-1" loading="lazy"><p></p> <ul> <li style="text-align: left;">9 trừ 5 bằng 4, viết 4</li> <li style="text-align: left;">3 trừ 1 bằng 2, viết 2</li> </ul> <p>Vậy 39 - 15 = 24</p> <h3 id="1-tiacutenh">1. Tính:</h3> <p><img style="display: block; margin-left: auto; margin-right: auto;" src="/uploads/tinymce/1403-1664802339.png.webp" width="601" height="210" alt="hinh-anh-phep-tru-dang-39-15-1217-2" title="hinh-anh-phep-tru-dang-39-15-1217-2" loading="lazy"></p> <h3 id="2-dat-tiacutenh-roi-tiacutenh">2. Đặt tính rồi tính:</h3> <p>42 - 31&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 35 - 23&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 87 - 26&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 59 - 49</p> <h3 id="3-chon-ket-qua-duacuteng-voi-moi-pheacutep-tiacutenh">3. Chọn kết quả đúng với mỗi phép tính:</h3> <p><img style="display: block; margin-left: auto; margin-right: auto;" src="/uploads/tinymce/1411-1664802402.png.webp" alt="hinh-anh-phep-tru-dang-39-15-1217-3" title="hinh-anh-phep-tru-dang-39-15-1217-3" loading="lazy"></p> <h3 id="4">4.</h3> <p>Tủ sách lớp 1A có 68 quyển sách, cô giáo đã cho mượn 15 quyển. Hỏi tủ sách lớp 1A còn lại bao nhiêu quyển sách?</p> <p><img style="display: block; margin-left: auto; margin-right: auto;" src="/uploads/tinymce/1412-1664802441.png.webp" alt="hinh-anh-phep-tru-dang-39-15-1217-4" title="hinh-anh-phep-tru-dang-39-15-1217-4" loading="lazy"></p> <p><strong>Phép tính:</strong></p> <p><img src="/uploads/tinymce/1413-1664802455.png.webp" width="216" height="58" alt="hinh-anh-phep-tru-dang-39-15-1217-5" title="hinh-anh-phep-tru-dang-39-15-1217-5" loading="lazy"></p><div> <div class="ads-horizontal-wrapped" style="height: auto !important; min-height: 0px !important;">
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</div><p></p> <p><strong>Trả lời:</strong></p> <p>Tủ sách lớp 1A còn lại ... quyển sách.</p>