Các Số Có Hai Chữ Số (Từ 71 Đến 99)
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</div><p></p> <h3 id="1-viet-caacutec-so">1. Viết các số:</h3> <p>a) Bảy mươi, bảy mươi mốt, bảy mươi hai, bảy mươi ba, bảy mươi tư, bảy mươi lăm, bảy mươi sáu, bảy mươi bảy, bảy mươi tám, bảy mươi chín, tám mươi.</p> <p>b) Tám mươi, tám mươi mốt, tám mươi hai, tám mươi ba, tám mươi tư, tám mươi lăm, tám mươi sáu, tám mươi bảy, tám mươi tám, tám mươi chín, chín mươi.</p><div class="google-auto-placed ap_container" style="width: 100%; height: auto; clear: both; text-align: center;"><ins data-ad-format="auto" class="adsbygoogle adsbygoogle-noablate" data-ad-client="ca-pub-8123786206223951" data-adsbygoogle-status="done" style="display: block; margin: auto; background-color: transparent; height: 0px;"><div id="aswift_4_host" tabindex="0" title="Advertisement" aria-label="Advertisement" 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;"><iframe id="aswift_4" name="aswift_4" 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;adk=2020488560&amp;adf=4280474192&amp;pi=t.aa~a.1694800419~i.9~rp.4&amp;w=741&amp;fwrn=4&amp;fwrnh=100&amp;lmt=1690925023&amp;num_ads=1&amp;rafmt=1&amp;armr=3&amp;sem=mc&amp;pwprc=7302649500&amp;ad_type=text_image&amp;format=741x280&amp;url=https%3A%2F%2Fsachgiaokhoa.online%2Fcac-so-co-hai-chu-so-tu-71-den-99-1199G2942.html&amp;fwr=0&amp;pra=3&amp;rh=186&amp;rw=741&amp;rpe=1&amp;resp_fmts=3&amp;wgl=1&amp;fa=27&amp;uach=WyJtYWNPUyIsIjEzLjAuMCIsIng4NiIsIiIsIjExNS4wLjU3OTAuMTE0IixbXSwwLG51bGwsIjY0IixbWyJOb3QvQSlCcmFuZCIsIjk5LjAuMC4wIl0sWyJHb29nbGUgQ2hyb21lIiwiMTE1LjAuNTc5MC4xMTQiXSxbIkNocm9taXVtIiwiMTE1LjAuNTc5MC4xMTQiXV0sMF0.&amp;dt=1690925023775&amp;bpp=4&amp;bdt=2574&amp;idt=4&amp;shv=r20230731&amp;mjsv=m202307270501&amp;ptt=9&amp;saldr=aa&amp;abxe=1&amp;cookie=ID%3D94547395a8fa18af-22e89ad22ae300c0%3AT%3D1690912062%3ART%3D1690924821%3AS%3DALNI_MYNbCG599XmevrUPCYJ3Zv-Np5EvA&amp;gpic=UID%3D00000d3b2ce8a729%3AT%3D1690912062%3ART%3D1690924821%3AS%3DALNI_MaVlHrwAJeI0KGbMoTcFZDk5BwO2Q&amp;prev_fmts=0x0%2C741x280%2C1122x280&amp;nras=3&amp;correlator=5608360913050&amp;frm=20&amp;pv=1&amp;ga_vid=1771096656.1690925022&amp;ga_sid=1690925022&amp;ga_hid=1352280768&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=1712&amp;biw=1910&amp;bih=970&amp;scr_x=0&amp;scr_y=0&amp;eid=44759842%2C44759875%2C44759926%2C31076444%2C31076481%2C31076509%2C31076512%2C44788442%2C44797785&amp;oid=2&amp;pvsid=1345127212487673&amp;tmod=2137688851&amp;uas=0&amp;nvt=1&amp;fc=1408&amp;brdim=0%2C25%2C0%2C25%2C1920%2C25%2C1920%2C1055%2C1920%2C970&amp;vis=1&amp;rsz=%7C%7Cs%7C&amp;abl=NS&amp;fu=128&amp;bc=31&amp;ifi=5&amp;uci=a!5&amp;btvi=2&amp;fsb=1&amp;xpc=bnokh6G87m&amp;p=https%3A//sachgiaokhoa.online&amp;dtd=31" data-google-container-id="a!5" data-google-query-id="CJqTlMuyvIADFenXFgUdRyAJrA" data-load-complete="true"></iframe></div></ins></div> <p>c) Chín mươi, chín mươi mốt, chín mươi hai, chín mươi ba, chín mươi tư, chín mươi lăm, chín mươi sáu, chín mươi bảy, chín mươi tám, chín mươi chín.</p> <h3 id="2-tigravem-caacutec-so-cograven-thieu-roi-doc-caacutec-so-doacute">2. Tìm các số còn thiếu rồi đọc các số đó:</h3> <p><img style="display: block; margin-left: auto; margin-right: auto;" src="/uploads/tinymce/1011-1664771038.png.webp" alt="hinh-anh-cac-so-co-hai-chu-so-tu-71-den-99-1199-1" title="hinh-anh-cac-so-co-hai-chu-so-tu-71-den-99-1199-1" loading="lazy"></p> <h3 id="3">3.</h3> <p>a) Có bao nhiêu quả chanh?</p> <p><img style="display: block; margin-left: auto; margin-right: auto;" src="/uploads/tinymce/1012-1664771075.png.webp" alt="hinh-anh-cac-so-co-hai-chu-so-tu-71-den-99-1199-2" title="hinh-anh-cac-so-co-hai-chu-so-tu-71-den-99-1199-2" loading="lazy"></p> <p>b) Có bao nhiêu chiếc ấm?</p> <p><img style="display: block; margin-left: auto; margin-right: auto;" src="/uploads/tinymce/1013-1664771089.png.webp" alt="hinh-anh-cac-so-co-hai-chu-so-tu-71-den-99-1199-3" title="hinh-anh-cac-so-co-hai-chu-so-tu-71-den-99-1199-3" loading="lazy"></p>