Các Số Đến 100
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</div><p></p> <p>Làm theo mẫu.</p> <p style="text-align: center;"><img style="display: block; margin-left: auto; margin-right: auto;" src="/uploads/tinymce/1092-1663508574.png.webp" width="288" height="291" alt="hinh-anh-cac-so-den-100-741-1" title="hinh-anh-cac-so-den-100-741-1" loading="lazy">năm mươi tư<br>năm mươi bốn</p> <p style="text-align: center;"><img src="/uploads/tinymce/1093-1663508593.png.webp" width="195" height="175" alt="hinh-anh-cac-so-den-100-741-2" title="hinh-anh-cac-so-den-100-741-2" loading="lazy"></p> <p style="text-align: center;"><strong>54 </strong>gồm <strong>5 chục</strong> và <strong>4 đơn vị</strong>.<br>Gộp <strong>5 chục</strong> và <strong>4 đơn vị</strong> được <strong>54</strong>.</p> <h3 style="text-align: left;" id="luyen-tap-1-so">Luyện tập 1. Số?</h3> <p style="text-align: left;"><img style="display: block; margin-left: auto; margin-right: auto;" src="/uploads/tinymce/110-1663508822.png.webp" alt="hinh-anh-cac-so-den-100-741-3" title="hinh-anh-cac-so-den-100-741-3" loading="lazy"></p> <h3 id="luyen-tap-2-so-theo-mau">Luyện tập 2. Số? (Theo mẫu)</h3> <p>Mẫu:</p> <p><img style="display: block; margin-left: auto; margin-right: auto;" src="/uploads/tinymce/1111-1663509001.png.webp" alt="hinh-anh-cac-so-den-100-741-4" title="hinh-anh-cac-so-den-100-741-4" loading="lazy"><img style="display: block; margin-left: auto; margin-right: auto;" src="/uploads/tinymce/1112-1663509014.png.webp" alt="hinh-anh-cac-so-den-100-741-5" title="hinh-anh-cac-so-den-100-741-5" loading="lazy"></p><div> <div class="ads-horizontal-wrapped">
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</div><p></p> <h3 id="luyen-tap-3-qua-boacuteng-nagraveo-coacute-so-phugrave-hop-xem-mau">Luyện tập 3. Quả bóng nào có số phù hợp (xem mẫu)?</h3> <p><img style="display: block; margin-left: auto; margin-right: auto;" src="/uploads/tinymce/1113-1663509047.png.webp" alt="hinh-anh-cac-so-den-100-741-6" title="hinh-anh-cac-so-den-100-741-6" loading="lazy"></p> <h3 id="luyen-tap-4-so">Luyện tập 4. Số?</h3> <p style="text-align: center;"><img src="/uploads/tinymce/1121-1663509067.png.webp" width="85" height="75" alt="hinh-anh-cac-so-den-100-741-7" title="hinh-anh-cac-so-den-100-741-7" loading="lazy"></p> <table style="border-collapse: collapse; width: 97.8342%;" border="1"> <tbody> <tr> <td style="width: 53.1096%; text-align: center;">chục</td> <td style="width: 46.8904%; text-align: center;">đơn vị</td> </tr> <tr> <td style="width: 53.1096%; text-align: center;">7</td> <td style="width: 46.8904%; text-align: center;">9</td> </tr> </tbody> </table> <p><img style="display: block; margin-left: auto; margin-right: auto;" src="/uploads/tinymce/1123-1663509138.png.webp" width="184" height="171" alt="hinh-anh-cac-so-den-100-741-8" title="hinh-anh-cac-so-den-100-741-8" loading="lazy"></p> <p><img style="display: block; margin-left: auto; margin-right: auto;" src="/uploads/tinymce/1122-1663509159.png.webp" width="81" height="76" alt="hinh-anh-cac-so-den-100-741-9" title="hinh-anh-cac-so-den-100-741-9" loading="lazy"></p> <table style="border-collapse: collapse; width: 97.1844%;" border="1"> <tbody> <tr> <td style="width: 50%; text-align: center;">chục</td> <td style="width: 50%; text-align: center;">đơn vị</td> </tr> <tr> <td style="width: 50%; text-align: center;">?</td> <td style="width: 50%; text-align: center;">?</td> </tr> </tbody> </table> <p><img style="display: block; margin-left: auto; margin-right: auto;" src="/uploads/tinymce/1124-1663509225.png.webp" width="189" height="165" alt="hinh-anh-cac-so-den-100-741-10" title="hinh-anh-cac-so-den-100-741-10" loading="lazy"></p><div> <div class="ads-horizontal-wrapped">
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</div><p></p> <h3 id="luyen-tap-5-so">Luyện tập 5. Số?</h3> <p><img style="display: block; margin-left: auto; margin-right: auto;" src="/uploads/tinymce/1125-1663509243.png.webp" alt="hinh-anh-cac-so-den-100-741-11" title="hinh-anh-cac-so-den-100-741-11" loading="lazy"></p> <h3 id="luyen-tap-6-so">Luyện tập 6. Số?</h3> <p><img style="display: block; margin-left: auto; margin-right: auto;" src="/uploads/tinymce/1126-1663509282.png.webp" alt="hinh-anh-cac-so-den-100-741-12" title="hinh-anh-cac-so-den-100-741-12" loading="lazy"></p> <h3 id="luyen-tap-7-lagravem-theo-mau">Luyện tập 7. Làm theo mẫu.</h3> <p>Mẫu:<img style="display: block; margin-left: auto; margin-right: auto;" src="/uploads/tinymce/1131-1663509305.png.webp" width="744" height="124" alt="hinh-anh-cac-so-den-100-741-13" title="hinh-anh-cac-so-den-100-741-13" loading="lazy"></p> <p><img style="display: block; margin-left: auto; margin-right: auto;" src="/uploads/tinymce/1132-1663509314.png.webp" width="744" height="287" alt="hinh-anh-cac-so-den-100-741-14" title="hinh-anh-cac-so-den-100-741-14" loading="lazy"></p> <h3 id="luyen-tap-8-tiacutenh">Luyện tập 8. Tính</h3> <p>40 + 2&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 84 - 4</p> <p>42 - 2&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;60 + 6</p> <h3 id="luyen-tap-9-duacuteng-img-src-uploadstinymce1133-1663509476pngwebp-width-19-height-19-alt-hinh-anh-cac-so-den-100-741-15-title-hinh-anh-cac-so-den-100-741-15-loading-lazy-div-div-class-ads-horizontal-wrapped-span-class-ads-titleadvertisementspan-script-async-src-httpspagead2googlesyndicationcompageadjsadsbygooglejsclient-ca-pub-8123786206223951-crossorigin-anonymousscript-sachgiaokhoaonline-horizontal-ins-class-adsbygoogle-style-displayblock-data-ad-client-ca-pub-8123786206223951-data-ad-slot-2203391893-data-ad-format-auto-data-full-width-responsive-trueins-script-adsbygoogle-windowadsbygoogle-push-script-div-div-hay-sai-img-src-uploadstinymce1134-1663509496pngwebp-width-18-height-19-alt-hinh-anh-cac-so-den-100-741-16-title-hinh-anh-cac-so-den-100-741-16-loading-lazy">Luyện tập 9. Đúng (<img src="/uploads/tinymce/1133-1663509476.png.webp" width="19" height="19" alt="hinh-anh-cac-so-den-100-741-15" title="hinh-anh-cac-so-den-100-741-15" loading="lazy"><div> <div class="ads-horizontal-wrapped">
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</div>) hay sai (<img src="/uploads/tinymce/1134-1663509496.png.webp" width="18" height="19" alt="hinh-anh-cac-so-den-100-741-16" title="hinh-anh-cac-so-den-100-741-16" loading="lazy">)?</h3> <p>a. 35 = 3 + 5<br>&nbsp; &nbsp; 35 = 30 + 5<br>&nbsp; &nbsp; 35 = 5 + 30</p> <p>b. 70 + 9 = 79<br>&nbsp; &nbsp; 70 + 9 = 709<br>&nbsp; &nbsp; 90 + 7 = 79</p> <h3 id="luyen-tap-10-so">Luyện tập 10. Số?</h3> <p><img style="display: block; margin-left: auto; margin-right: auto;" src="/uploads/tinymce/1141-1663509843.png.webp" alt="hinh-anh-cac-so-den-100-741-17" title="hinh-anh-cac-so-den-100-741-17" loading="lazy"></p> <h3 id="luyen-tap-11-so">Luyện tập 11. Số?</h3> <p><img style="display: block; margin-left: auto; margin-right: auto;" src="/uploads/tinymce/1142-1663510358.png.webp" alt="hinh-anh-cac-so-den-100-741-18" title="hinh-anh-cac-so-den-100-741-18" loading="lazy"></p> <h4>Đất nước em</h4> <p>Xem hình và đếm số con tem.</p> <p><img style="display: block; margin-left: auto; margin-right: auto;" src="/uploads/tinymce/115-1663510408.png.webp" alt="hinh-anh-cac-so-den-100-741-19" title="hinh-anh-cac-so-den-100-741-19" loading="lazy"></p>