Ôn tập về phép nhân, phép chia trong phạm vi 1000
<h3 id="1">1.</h3> <p>a) Số ?</p> <p><img style="display: block; margin-left: auto; margin-right: auto;" src="/uploads/tinymce/b56-h1-1664725666.jpg.webp" width="657" height="244" alt="hinh-anh-on-tap-ve-phep-nhan-phep-chia-trong-pham-vi-1000-1182-0" title="hinh-anh-on-tap-ve-phep-nhan-phep-chia-trong-pham-vi-1000-1182-0" 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: hidden; opacity: 0;" 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=1690923019&amp;rafmt=1&amp;format=741x280&amp;url=https%3A%2F%2Fsachgiaokhoa.online%2Fon-tap-ve-phep-nhan-phep-chia-trong-pham-vi-1000-1182G2942.html&amp;fwr=0&amp;fwrattr=true&amp;rpe=1&amp;resp_fmts=3&amp;wgl=1&amp;uach=WyJtYWNPUyIsIjEzLjAuMCIsIng4NiIsIiIsIjExNS4wLjU3OTAuMTE0IixbXSwwLG51bGwsIjY0IixbWyJOb3QvQSlCcmFuZCIsIjk5LjAuMC4wIl0sWyJHb29nbGUgQ2hyb21lIiwiMTE1LjAuNTc5MC4xMTQiXSxbIkNocm9taXVtIiwiMTE1LjAuNTc5MC4xMTQiXV0sMF0.&amp;dt=1690923019247&amp;bpp=4&amp;bdt=1162&amp;idt=475&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=5681341501241&amp;frm=20&amp;pv=1&amp;ga_vid=104032362.1690923020&amp;ga_sid=1690923020&amp;ga_hid=1711145316&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=931&amp;biw=1910&amp;bih=970&amp;scr_x=0&amp;scr_y=0&amp;eid=44759842%2C44759875%2C44759926%2C31076446%2C31076481%2C31076510%2C44788442&amp;oid=2&amp;pvsid=3438564389344714&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=leVKmvSVFL&amp;p=https%3A//sachgiaokhoa.online&amp;dtd=489" data-google-container-id="a!2" data-google-query-id="CK2dx4-rvIADFWBAwgUdRKMKrQ" data-load-complete="true"></iframe></div></ins>
<script type="text/javascript">
            (adsbygoogle = window.adsbygoogle || []).push({});
        </script>
</div>
</div><p></p> <p>b) Tính:</p> <p>3x4+8 ; 7x10-14</p> <p>48:8+7 ; 72:9-6</p> <p>9:9x0 ; 0:6+37</p> <h3 id="2">2.</h3> <p>a) Tìm phép chia sai rồi sửa lại cho đúng:</p> <p>32 : 6 = 5 (dư 1)</p> <p>63 : 8 = 7 (dư 6)</p> <p>8 : 5 = 1 (dư 3)</p> <p>9 : 8 = 1 (dư 0)</p> <p>b) Đặt dấu ngoặc ( ) vào các biểu thức sau để được các biểu thức có giá trị đúng:</p> <p>3 + 4 x 9 = 63</p> <p>16 - 16 : 2 = 0</p> <p>9 : 3 + 6 = 1</p> <p>12 : 3 x 2 = 2</p> <h3 id="3-so">3. Số ?</h3> <table style="border-collapse: collapse; width: 74.4292%; height: 111.921px;" border="1"> <tbody> <tr style="height: 22.3843px;"> <td style="width: 45.4726%; height: 22.3843px;">Số đã cho</td> <td style="width: 13.9764%; text-align: center; height: 22.3843px;">8</td> <td style="width: 13.7796%; text-align: center; height: 22.3843px;">4</td> <td style="width: 13.189%; text-align: center; height: 22.3843px;">12</td> <td style="width: 13.7796%; text-align: center; height: 22.3843px;">20</td> </tr> <tr style="height: 22.3843px;"> <td style="width: 45.4726%; height: 22.3843px;">Thêm 4 đơn vị</td> <td style="width: 13.9764%; text-align: center; height: 22.3843px;">12</td> <td style="width: 13.7796%; text-align: center; height: 22.3843px;">?</td> <td style="width: 13.189%; text-align: center; height: 22.3843px;">?</td> <td style="width: 13.7796%; text-align: center; height: 22.3843px;">?</td> </tr> <tr style="height: 22.3843px;"> <td style="width: 45.4726%; height: 22.3843px;">Gấp 4 lần</td> <td style="width: 13.9764%; text-align: center; height: 22.3843px;">32</td> <td style="width: 13.7796%; text-align: center; height: 22.3843px;">?</td> <td style="width: 13.189%; text-align: center; height: 22.3843px;">?</td> <td style="width: 13.7796%; text-align: center; height: 22.3843px;">?</td> </tr> <tr style="height: 22.3843px;"> <td style="width: 45.4726%; height: 22.3843px;">Bớt 4 đơn vị</td> <td style="width: 13.9764%; text-align: center; height: 22.3843px;">4</td> <td style="width: 13.7796%; text-align: center; height: 22.3843px;">?</td> <td style="width: 13.189%; text-align: center; height: 22.3843px;">?</td> <td style="width: 13.7796%; text-align: center; height: 22.3843px;">?</td> </tr> <tr style="height: 22.3843px;"> <td style="width: 45.4726%; height: 22.3843px;">Giảm 4 lần</td> <td style="width: 13.9764%; text-align: center; height: 22.3843px;">2</td> <td style="width: 13.7796%; text-align: center; height: 22.3843px;">?</td> <td style="width: 13.189%; text-align: center; height: 22.3843px;">?</td> <td style="width: 13.7796%; text-align: center; height: 22.3843px;">?</td> </tr> </tbody> </table> <h3 id="4nbsp">4.&nbsp;</h3> <p>Cây phong ba và cây bàng vuông là loài cây có ở quần đảo Trường Sa của Việt Nam. Nhân dịp Tết trồng cây, người ta trồng 9 cây phong ba và trồng số cây bàng vuông nhiều gấp 4 lần số cây phong ba. Hỏi tổng số cây phong ba và cây bàng vuông đã được trồng trong dịp này là bao nhiêu cây?</p> <p><img style="display: block; margin-left: auto; margin-right: auto;" src="/uploads/tinymce/b56-h2-1664726412.jpg.webp" width="651" height="337" alt="hinh-anh-on-tap-ve-phep-nhan-phep-chia-trong-pham-vi-1000-1182-1" title="hinh-anh-on-tap-ve-phep-nhan-phep-chia-trong-pham-vi-1000-1182-1" loading="lazy"></p> <h3 id="5-dat-tiacutenh-roi-tiacutenh">5. Đặt tính rồi tính:</h3> <p>a) 32x3 ; 41x2 ; 124x2 ; 312x3</p> <p>b) 39:3 ; 85x4 ; 336:3 ; 487:2</p> <h3 id="6">6.</h3> <p>Mẹ may mỗi chiếc rèm hết 6 m vải. Hỏi:</p> <p>a) Có 24 m vải mẹ may được mấy chiếc rèm như thế?</p> <p>b) Mẹ may 11 chiếc rèm như thế hết bao nhiêu mét vải?</p> <p><img style="display: block; margin-left: auto; margin-right: auto;" src="/uploads/tinymce/b56-h3-1664726616.jpg.webp" width="534" height="325" alt="hinh-anh-on-tap-ve-phep-nhan-phep-chia-trong-pham-vi-1000-1182-2" title="hinh-anh-on-tap-ve-phep-nhan-phep-chia-trong-pham-vi-1000-1182-2" loading="lazy"></p>