Ôn tập về phép nhân, bảng nhân 2, bảng nhân 5
<h3 id="1-necircu-pheacutep-nhacircn-thiacutech-hop-voi-moi-tranh-ve">1. Nêu phép nhân thích hợp với mỗi tranh vẽ:</h3> <p style="text-align: center;"><img src="/uploads/tinymce/b5-h1-1664115702.jpg.webp" width="277" height="302" alt="hinh-anh-on-tap-ve-phep-nhan-bang-nhan-2-bang-nhan-5-890-0" title="hinh-anh-on-tap-ve-phep-nhan-bang-nhan-2-bang-nhan-5-890-0" loading="lazy"></p><div> <div class="ads-horizontal-wrapped" style="height: auto !important; min-height: 0px !important;">
<span class="ads-title">Advertisement</span>
<script async="" src="https://pagead2.googlesyndication.com/pagead/js/adsbygoogle.js?client=ca-pub-8123786206223951" crossorigin="anonymous" type="text/javascript" data-checked-head="true"></script>

<ins class="adsbygoogle" style="display: block; height: 0px;" data-ad-client="ca-pub-8123786206223951" data-ad-slot="2203391893" data-ad-format="auto" data-full-width-responsive="true" data-adsbygoogle-status="done"><div id="aswift_1_host" style="border: none; height: 0px; width: 741px; margin: 0px; padding: 0px; position: relative; visibility: visible; background-color: transparent; display: inline-block; overflow: visible; opacity: 1;" tabindex="0" title="Advertisement" aria-label="Advertisement"><iframe id="aswift_1" name="aswift_1" style="left: 0px; position: absolute; top: 0px; border: 0px; width: 741px; height: 0px;" sandbox="allow-forms allow-popups allow-popups-to-escape-sandbox allow-same-origin allow-scripts allow-top-navigation-by-user-activation" width="741" height="0" frameborder="0" marginwidth="0" marginheight="0" vspace="0" hspace="0" allowtransparency="true" scrolling="no" src="https://googleads.g.doubleclick.net/pagead/ads?client=ca-pub-8123786206223951&amp;output=html&amp;h=280&amp;slotname=2203391893&amp;adk=3553368404&amp;adf=2501886532&amp;pi=t.ma~as.2203391893&amp;w=741&amp;fwrn=4&amp;fwrnh=100&amp;lmt=1690923228&amp;rafmt=1&amp;format=741x280&amp;url=https%3A%2F%2Fsachgiaokhoa.online%2Fon-tap-ve-phep-nhan-bang-nhan-2-bang-nhan-5-890G2942.html&amp;fwr=0&amp;fwrattr=true&amp;rpe=1&amp;resp_fmts=3&amp;wgl=1&amp;uach=WyJtYWNPUyIsIjEzLjAuMCIsIng4NiIsIiIsIjExNS4wLjU3OTAuMTE0IixbXSwwLG51bGwsIjY0IixbWyJOb3QvQSlCcmFuZCIsIjk5LjAuMC4wIl0sWyJHb29nbGUgQ2hyb21lIiwiMTE1LjAuNTc5MC4xMTQiXSxbIkNocm9taXVtIiwiMTE1LjAuNTc5MC4xMTQiXV0sMF0.&amp;dt=1690923228189&amp;bpp=1&amp;bdt=1206&amp;idt=425&amp;shv=r20230731&amp;mjsv=m202307270501&amp;ptt=9&amp;saldr=aa&amp;abxe=1&amp;cookie=ID%3D94547395a8fa18af-22e89ad22ae300c0%3AT%3D1690912062%3ART%3D1690923015%3AS%3DALNI_MYNbCG599XmevrUPCYJ3Zv-Np5EvA&amp;gpic=UID%3D00000d3b2ce8a729%3AT%3D1690912062%3ART%3D1690923015%3AS%3DALNI_MaVlHrwAJeI0KGbMoTcFZDk5BwO2Q&amp;prev_fmts=0x0&amp;nras=1&amp;correlator=8488899859994&amp;frm=20&amp;pv=1&amp;ga_vid=1003817551.1690923229&amp;ga_sid=1690923229&amp;ga_hid=2101270631&amp;ga_fc=0&amp;u_tz=420&amp;u_his=50&amp;u_h=1080&amp;u_w=1920&amp;u_ah=1055&amp;u_aw=1920&amp;u_cd=24&amp;u_sd=1&amp;dmc=8&amp;adx=394&amp;ady=901&amp;biw=1910&amp;bih=970&amp;scr_x=0&amp;scr_y=0&amp;eid=44759842%2C44759875%2C44759926%2C44788441&amp;oid=2&amp;pvsid=2876586401206820&amp;tmod=2137688851&amp;uas=0&amp;nvt=1&amp;fc=1920&amp;brdim=0%2C25%2C0%2C25%2C1920%2C25%2C1920%2C1055%2C1920%2C970&amp;vis=2&amp;rsz=%7C%7CoeEr%7C&amp;abl=CS&amp;pfx=0&amp;fu=128&amp;bc=31&amp;ifi=2&amp;uci=a!2&amp;fsb=1&amp;xpc=ATV1aLcFqs&amp;p=https%3A//sachgiaokhoa.online&amp;dtd=495" data-google-container-id="a!2" data-google-query-id="CNaul_OrvIADFTDNFgUd71sEYQ" data-load-complete="true"></iframe></div></ins>
<script type="text/javascript">
            (adsbygoogle = window.adsbygoogle || []).push({});
        </script>
</div>
</div><p></p> <p style="text-align: center;">a) 2 được lấy 1 lần</p> <p style="text-align: center;"><img src="/uploads/tinymce/screenshot-2022-09-25-212336-1664115829.jpg.webp" width="206" height="53" alt="hinh-anh-on-tap-ve-phep-nhan-bang-nhan-2-bang-nhan-5-890-1" title="hinh-anh-on-tap-ve-phep-nhan-bang-nhan-2-bang-nhan-5-890-1" loading="lazy"></p> <p style="text-align: center;"><img src="/uploads/tinymce/b5-h2-1664115857.jpg.webp" width="274" height="304" alt="hinh-anh-on-tap-ve-phep-nhan-bang-nhan-2-bang-nhan-5-890-2" title="hinh-anh-on-tap-ve-phep-nhan-bang-nhan-2-bang-nhan-5-890-2" loading="lazy"></p> <p style="text-align: center;">b) 2 được lấy 2 lần</p> <p style="text-align: center;"><img src="/uploads/tinymce/screenshot-2022-09-25-212336-1664115829.jpg.webp" width="206" height="53" alt="hinh-anh-on-tap-ve-phep-nhan-bang-nhan-2-bang-nhan-5-890-3" title="hinh-anh-on-tap-ve-phep-nhan-bang-nhan-2-bang-nhan-5-890-3" loading="lazy"></p> <p style="text-align: center;"><img src="/uploads/tinymce/b5-h3-1664115891.jpg.webp" width="276" height="299" alt="hinh-anh-on-tap-ve-phep-nhan-bang-nhan-2-bang-nhan-5-890-4" title="hinh-anh-on-tap-ve-phep-nhan-bang-nhan-2-bang-nhan-5-890-4" loading="lazy"></p> <p style="text-align: center;">c) 2 được lấy 3 lần</p> <p style="text-align: center;"><img src="/uploads/tinymce/screenshot-2022-09-25-212336-1664115829.jpg.webp" width="206" height="53" alt="hinh-anh-on-tap-ve-phep-nhan-bang-nhan-2-bang-nhan-5-890-5" title="hinh-anh-on-tap-ve-phep-nhan-bang-nhan-2-bang-nhan-5-890-5" loading="lazy"></p><div> <div class="ads-horizontal-wrapped">
<span class="ads-title">Advertisement</span>
<script async="" src="https://pagead2.googlesyndication.com/pagead/js/adsbygoogle.js?client=ca-pub-8123786206223951" crossorigin="anonymous" type="text/javascript" data-checked-head="true"></script>

<ins class="adsbygoogle" style="display: block; height: 280px;" data-ad-client="ca-pub-8123786206223951" data-ad-slot="2203391893" data-ad-format="auto" data-full-width-responsive="true" data-adsbygoogle-status="done"><div id="aswift_2_host" style="border: none; height: 280px; width: 741px; margin: 0px; padding: 0px; position: relative; visibility: visible; background-color: transparent; display: inline-block;"></div></ins>
<script type="text/javascript">
            (adsbygoogle = window.adsbygoogle || []).push({});
        </script>
</div>
</div><p></p> <h3 id="2-necircu-pheacutep-nhacircn-thiacutech-hop-voi-moi-tranh-ve">2. Nêu phép nhân thích hợp với mỗi tranh vẽ:</h3> <p style="text-align: center;"><img src="/uploads/tinymce/b5-h4-1664116067.jpg.webp" width="157" height="214" alt="hinh-anh-on-tap-ve-phep-nhan-bang-nhan-2-bang-nhan-5-890-6" title="hinh-anh-on-tap-ve-phep-nhan-bang-nhan-2-bang-nhan-5-890-6" loading="lazy"></p> <p style="text-align: center;">a) 5 được lấy 1 lần</p> <p style="text-align: center;"><img src="/uploads/tinymce/screenshot-2022-09-25-212336-1664115829.jpg.webp" width="206" height="53" alt="hinh-anh-on-tap-ve-phep-nhan-bang-nhan-2-bang-nhan-5-890-7" title="hinh-anh-on-tap-ve-phep-nhan-bang-nhan-2-bang-nhan-5-890-7" loading="lazy"></p> <p style="text-align: center;"><img src="/uploads/tinymce/b5-h5-1664116104.jpg.webp" width="192" height="196" alt="hinh-anh-on-tap-ve-phep-nhan-bang-nhan-2-bang-nhan-5-890-8" title="hinh-anh-on-tap-ve-phep-nhan-bang-nhan-2-bang-nhan-5-890-8" loading="lazy"></p> <p style="text-align: center;">b) 5 được lấy 2 lần</p> <p style="text-align: center;"><img src="/uploads/tinymce/screenshot-2022-09-25-212336-1664115829.jpg.webp" width="206" height="53" alt="hinh-anh-on-tap-ve-phep-nhan-bang-nhan-2-bang-nhan-5-890-9" title="hinh-anh-on-tap-ve-phep-nhan-bang-nhan-2-bang-nhan-5-890-9" loading="lazy"></p> <p style="text-align: center;"><img src="/uploads/tinymce/b5-h6-1664116294.jpg.webp" width="310" height="205" alt="hinh-anh-on-tap-ve-phep-nhan-bang-nhan-2-bang-nhan-5-890-10" title="hinh-anh-on-tap-ve-phep-nhan-bang-nhan-2-bang-nhan-5-890-10" loading="lazy"></p><div> <div class="ads-horizontal-wrapped">
<span class="ads-title">Advertisement</span>
<script async="" src="https://pagead2.googlesyndication.com/pagead/js/adsbygoogle.js?client=ca-pub-8123786206223951" crossorigin="anonymous" type="text/javascript" data-checked-head="true"></script>

<ins class="adsbygoogle" style="display: block; height: 280px;" data-ad-client="ca-pub-8123786206223951" data-ad-slot="2203391893" data-ad-format="auto" data-full-width-responsive="true" data-adsbygoogle-status="done"><div id="aswift_3_host" style="border: none; height: 280px; width: 741px; margin: 0px; padding: 0px; position: relative; visibility: visible; background-color: transparent; display: inline-block;"></div></ins>
<script type="text/javascript">
            (adsbygoogle = window.adsbygoogle || []).push({});
        </script>
</div>
</div><p></p> <p style="text-align: center;">c) 5 được lấy 3 lần</p> <p style="text-align: center;"><img src="/uploads/tinymce/screenshot-2022-09-25-212336-1664115829.jpg.webp" width="206" height="53" alt="hinh-anh-on-tap-ve-phep-nhan-bang-nhan-2-bang-nhan-5-890-11" title="hinh-anh-on-tap-ve-phep-nhan-bang-nhan-2-bang-nhan-5-890-11" loading="lazy"></p> <h3 id="3-tiacutenh-nham">3. Tính nhẩm:</h3> <p>2x7 ; 2x4 ; 5x5 ; 5x6</p> <p>2x5 ; 2x9 ; 5x7 ; 5x8</p> <p>2x2 ; 2x6 ; 5x3 ; 5x9</p> <h3 id="4-giai-bagravei-toaacuten-sau-theo-mau">4. Giải bài toán sau (theo mẫu):</h3> <p><strong>Mẫu:</strong></p> <p style="padding-left: 40px;">Mỗi ổ có 5 quả trứng. Hỏi 4 ổ như vậy có tất cả bao nhiêu quả trứng?</p> <p><img style="display: block; margin-left: auto; margin-right: auto;" src="/uploads/tinymce/b5-h7-1664116930.jpg.webp" width="697" height="139" alt="hinh-anh-on-tap-ve-phep-nhan-bang-nhan-2-bang-nhan-5-890-12" title="hinh-anh-on-tap-ve-phep-nhan-bang-nhan-2-bang-nhan-5-890-12" loading="lazy"></p> <p style="text-align: center;"><em>Bài giải</em></p> <p style="text-align: center;">Số quả trứng trong 4 ổ là:</p> <p style="text-align: center;">5 x 4 = 20 (quả)</p> <p style="text-align: center;">Đáp số: 20 quả trứng.</p> <p><strong>Bài toán:&nbsp;</strong>Mỗi con gà có 2 chân. Hỏi 8 con gà có tất cả bao nhiêu chân?</p> <p style="text-align: center;"><img src="/uploads/tinymce/b5-h8-1664117548.jpg.webp" width="724" height="438" alt="hinh-anh-on-tap-ve-phep-nhan-bang-nhan-2-bang-nhan-5-890-13" title="hinh-anh-on-tap-ve-phep-nhan-bang-nhan-2-bang-nhan-5-890-13" loading="lazy"></p>