Phép cộng trong phạm vi 100 000
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</div><p></p> <p style="text-align: center;"><strong>Tính 24 465 + 18 252 = ?</strong></p> <p style="text-align: center;"><img src="/uploads/tinymce/b20-h2-1665735812.jpg.webp" width="189" height="202" alt="hinh-anh-phep-cong-trong-pham-vi-100-000-1544-1" title="hinh-anh-phep-cong-trong-pham-vi-100-000-1544-1" loading="lazy"></p> <ul> <li>5 cộng 2 bằng 7, viết 7.</li> <li>6 cộng 5 bằng 11, viết 1, nhớ 1.</li> <li>4 cộng 2 bằng 6, thêm 1 bằng 7, viết 7.</li> <li>4 cộng 8 bằng 12, viết 2 nhớ 1.</li> <li>2 cộng 1 bằng 3, thêm 1 bằng 4, viết 4.</li> </ul> <p>Vậy 24 465 + 18 252 = 42 717</p> <h3 id="1-tiacutenh">1. Tính:</h3> <p><img style="display: block; margin-left: auto; margin-right: auto;" src="/uploads/tinymce/b20-h3-1665735976.jpg.webp" width="559" height="113" alt="hinh-anh-phep-cong-trong-pham-vi-100-000-1544-2" title="hinh-anh-phep-cong-trong-pham-vi-100-000-1544-2" loading="lazy"></p> <h3 id="2-dat-tiacutenh-roi-tiacutenh">2. Đặt tính rồi tính:</h3> <p>25 638 + 41 546</p> <p>16 187 + 5 806</p> <p>4 794 + 8 123</p> <p>58 368 + 715</p> <h3 id="3-tiacutenh-nham-theo-mau">3. Tính nhẩm (theo mẫu):</h3> <table style="border-collapse: collapse; width: 40.4%;" border="1"> <tbody> <tr> <td style="width: 100%;"> <p><strong>Mẫu:</strong></p> <p style="padding-left: 40px;">4 nghìn + 3 nghìn = 7 nghìn</p> <p style="padding-left: 40px;">Vậy 4 000 + 3 000 = 7 000</p> </td> </tr> </tbody> </table> <p>5 000 + 3 000</p> <p>4 000 + 70 000</p> <p>7 000 + 9 000</p> <p>62 000 + 38 000</p> <h3 id="4-theo-em-ban-nagraveo-tiacutenh-duacuteng">4. Theo em, bạn nào tính đúng?</h3> <p><img style="display: block; margin-left: auto; margin-right: auto;" src="/uploads/tinymce/b20-h4-1665736254.jpg.webp" width="265" height="297" alt="hinh-anh-phep-cong-trong-pham-vi-100-000-1544-3" title="hinh-anh-phep-cong-trong-pham-vi-100-000-1544-3" loading="lazy"></p> <p><img style="display: block; margin-left: auto; margin-right: auto;" src="/uploads/tinymce/b20-h5-1665736277.jpg.webp" width="266" height="299" alt="hinh-anh-phep-cong-trong-pham-vi-100-000-1544-4" title="hinh-anh-phep-cong-trong-pham-vi-100-000-1544-4" loading="lazy"></p> <h3 id="5">5.</h3> <p>Hưởng ứng phong trào "Kế hoạch nhỏ - Thu gom giấy vụn", Trường Tiểu học Lê Văn Tám thu gom được 2 672 kg giấy vụn, Trường Tiểu học Kim Đồng thu gom được 2 718 kg giấy vụn. Hỏi cả hai trường đó thu gom được bao nhiêu ki-lô-gam giấy vụn?</p> <h3 id="6">6.</h3> <h4>Quan sát sơ đồ, chỉ giúp Lan đường ngắn nhất đi từ nhà tới trường học và từ nhà tới bảo tàng.</h4> <p><img style="display: block; margin-left: auto; margin-right: auto;" src="/uploads/tinymce/b20-h6-1665736557.jpg.webp" width="622" height="386" alt="hinh-anh-phep-cong-trong-pham-vi-100-000-1544-5" title="hinh-anh-phep-cong-trong-pham-vi-100-000-1544-5" loading="lazy"></p><div> <div class="ads-horizontal-wrapped">
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