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<h3 id="luyen-tap-1-bang-cong-bang-tru-trong-pham-vi-10">Luyện tập 1. Bảng cộng - bảng trừ trong phạm vi 10.</h3> <p>a. Đọc bảng cộng theo hàng, theo cột, theo màu.</p> <p><img style="display: block; margin-left: auto; margin-right: auto;" src="/uploads/tinymce/701-1663397190.png.webp" width="741" height="409" alt="hinh-anh-em-lam-duoc-nhung-gi-681-0" title="hinh-anh-em-lam-duoc-nhung-gi-681-0" 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>b. Đọc bảng trừ theo hàng, theo cột.</p> <p><img style="display: block; margin-left: auto; margin-right: auto;" src="/uploads/tinymce/702-1663397209.png.webp" alt="hinh-anh-em-lam-duoc-nhung-gi-681-1" title="hinh-anh-em-lam-duoc-nhung-gi-681-1" loading="lazy"></p> <p>c. Đọc 4 phép tính từ sơ đồ sau:</p> <p><img style="display: block; margin-left: auto; margin-right: auto;" src="/uploads/tinymce/703-1663397225.png.webp" width="178" height="162" alt="hinh-anh-em-lam-duoc-nhung-gi-681-2" title="hinh-anh-em-lam-duoc-nhung-gi-681-2" loading="lazy"></p> <h3 id="luyen-tap-2-tiacutenh-nham">Luyện tập 2. Tính nhẩm.</h3> <p>5 + 3&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;8 - 5&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 7 + 1</p> <p>1 + 8&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 10 - 6&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 10 - 8</p> <p>3 + 4&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;9 - 8&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;8 - 7</p> <h3 id="luyen-tap-3-su-dung-the-chu-so">Luyện tập 3. Sử dụng thẻ chữ số.</h3> <p>6 - 5 = ?&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;6 + ? = 8&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 6 + ? = 10</p> <p>5 + ? = 6&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 8 - 6 = ?&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;10 - 6 = ?</p> <h4>Khám phá</h4> <p><strong>Trừ </strong>bằng cách <strong>đếm thêm</strong>.</p> <p><img style="display: block; margin-left: auto; margin-right: auto;" src="/uploads/tinymce/711-1663397359.png.webp" width="451" height="331" alt="hinh-anh-em-lam-duoc-nhung-gi-681-3" title="hinh-anh-em-lam-duoc-nhung-gi-681-3" loading="lazy"></p> <p>Tính:</p> <p>9 - 6&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 5 - 3&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 7 - 5</p> <p>8 - 7&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 10 - 9&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 6 - 2</p> <h3 id="luyen-tap-4-tiacutenh">Luyện tập 4. Tính</h3> <p>a.<img style="display: block; margin-left: auto; margin-right: auto;" src="/uploads/tinymce/721-1663397577.png.webp" alt="hinh-anh-em-lam-duoc-nhung-gi-681-4" title="hinh-anh-em-lam-duoc-nhung-gi-681-4" loading="lazy"></p> <p>b. 4 + 0&nbsp; &nbsp; &nbsp; &nbsp; &nbsp;4 - 0</p> <p>&nbsp; &nbsp; 0 + 4&nbsp; &nbsp; &nbsp; &nbsp; &nbsp;4 - 4</p> <h3 id="luyen-tap-5-tiacutenh-de-tigravem-duocirci-cho-ran">Luyện tập 5. Tính để tìm đuôi cho rắn.</h3> <p><img style="display: block; margin-left: auto; margin-right: auto;" src="/uploads/tinymce/723-1663397678.png.webp" alt="hinh-anh-em-lam-duoc-nhung-gi-681-5" title="hinh-anh-em-lam-duoc-nhung-gi-681-5" loading="lazy"></p><div> <div class="ads-horizontal-wrapped" style="height: auto !important; min-height: 0px !important;">
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</div><p></p> <h3 id="luyen-tap-6-tiacutenh-de-tigravem-duocirci-cho-caacuteo">Luyện tập 6. Tính để tìm đuôi cho cáo.</h3> <p><img style="display: block; margin-left: auto; margin-right: auto;" src="/uploads/tinymce/724-1663397704.png.webp" alt="hinh-anh-em-lam-duoc-nhung-gi-681-6" title="hinh-anh-em-lam-duoc-nhung-gi-681-6" loading="lazy"></p> <h3 id="luyen-tap-7-xem-tranh-vagrave-viet-mot-pheacutep-cong-thiacutech-hop">Luyện tập 7. Xem tranh và viết một phép cộng thích hợp.</h3> <p><img style="display: block; margin-left: auto; margin-right: auto;" src="/uploads/tinymce/731-1663397730.png.webp" alt="hinh-anh-em-lam-duoc-nhung-gi-681-7" title="hinh-anh-em-lam-duoc-nhung-gi-681-7" loading="lazy"></p> <h3 id="luyen-tap-8-coacute-10-ban-choi-tron-tigravem-trong-tranh-ve-thieu-may-ban">Luyện tập 8. Có 10 bạn chơi trốn tìm. Trong tranh vẽ thiếu mấy bạn?</h3> <p>Em hãy viết một phép tính thích hợp.</p> <p><img style="display: block; margin-left: auto; margin-right: auto;" src="/uploads/tinymce/732-1663397767.png.webp" alt="hinh-anh-em-lam-duoc-nhung-gi-681-8" title="hinh-anh-em-lam-duoc-nhung-gi-681-8" loading="lazy"></p>