Momwe mungaphunzitsire kuti muthetse zitsanzo mwa khumi?
Ndi zophweka komanso mofulumira kufotokozera mwanayo momwe zitsanzozo zathetsedwera mu khumi oyambirira. Zinthu zofunikira pazimenezi ndizolemba pamtima pamtima, chidziwitso cha nambala yotsatira komanso yotsatira, komanso momwe ikugwiritsidwira : mwachitsanzo, 5 ndi 1 ndi 4 kapena 2 ndi 3.
Poyamba, kuwerengera ndondomeko zomwe mwanayo angamvetsetse kuwonjezera kapena kuchotsa manambala ndi zabwino. Sikoyenera kugwiritsa ntchito zala kapena wolamulira kuti awerenge - kotero mwanayo saphunzira kuganiza. Awa ndi maganizo a aphunzitsi ambiri, ngakhale kuti zikuchitika kuti sitejiyi ndi yofunikira kwa ena. Winawake amatha kupitako mofulumira, koma wina amatha. Pamene mwanayo akuchita zambiri, zotsatira zake ndi zabwino.
Chitsanzo:
Kwa ana, chitsanzo chabwino kwambiri chophunzira kulemba ndi dominoes. Kugwiritsa ntchito, n'kosavuta kufotokoza: 4-4 = 0 kapena 5 = 5.
Zitsanzo zitha kuwonetsedwa - kutenga nambala yambiri ya maapulo, maswiti ndi zina, kuchotsa kapena kuwonjezera.
Momwe mungaphunzitsire mwana kuthetsa zitsanzo za 20?
Ngati nkhani khumi ndi iwiri yakhala ikudziwika kale, ndi nthawi yopitilirapo - phunzirani kuwonjezera ndi kuchotsa chiwerengero cha wachiwiri khumi. Ndipotu, izi n'zosavuta ngati mwanayo akudziwa "chiwerengero" cha nambalayo ndipo ali ndi lingaliro la zomwe zili zazikuru ndi zochepa.
Tsopano, zitsanzo zowonetsera ndizofunika monga momwe ziliri patsogolo pa khumi.
Chitsanzo 1
Taganizirani chitsanzo cha Kuwonjezera kwa 8 + 5. Apa ndi pamene chidziwitso cha nambala chikufunika, chifukwa 5 ndi 2 ndi 3. Pa 8 tikuwonjezera 2, timapeza nambala yachisanu ndi chiwiri, ndikuwonjezera 3, osakhalanso ndi vuto.
Chitsanzo 2
Kuti muphunzitse kuchotsa, mufunikanso kugawa manambala kukhala mbali. Kuchokera pa khumi ndi zisanu ndi zisanu ndi zitatu (8), muyenera kugawa chiwerengero choyamba kukhala chiwerengero cha chiwerengero cha 10 ndi 5. Pambuyo pake, patukani kuchotsa pa 5 ndi 3. Tsopano chochititsa chidwi kwambiri chimachitika - kuchokera pa chiwerengero choyamba cha kuchotsa (10) timachotsa chiwerengero chomaliza cha chiwerengero cha nambala eyiti. Timapeza asanu ndi awiriwo.
Momwe mungaphunzitsire mwana kuthetsa zitsanzo za 100?
Ana omwe awerenga akauntiyi mkati mwa makumi awiri, zidzakhala zophweka kumvetsa komanso m'mabuku ena. Tsopano pulogalamuyo ikufuna kuti Kuwonjezera ndi kuchotsa kuchitidwe mu malingaliro, osati mu gawo. Ndikofunika kusonyeza mwanayo momwe angachitire.
Chitsanzo:
43 + 25. Ku mauniti atatu timaphatikizapo zigawo zisanu ndikuzilemba pang'ono pokhapokha ndi chizindikiro cha kulingana, ndikusiya chipinda chimodzi. Kenaka kwa khumi ndi anayi kuonjezera khumi ndi awiri ndikupeza 68. Ndikofunika kuti mwanayo amvetse bwino kuti ambiri ndi mayunitsi sangathe kusokonezeka. Chitsanzo chomwecho chingathetsedwe mu ndime ndi mfundo yomweyo.
Ngati mwanayo sangathe kuthetsa zitsanzozi, muyenera kulankhula ndi aphunzitsi kuti amvetsetse vutoli. Koma musadzitengere nokha - phunzirani kunyumba, mu malo amtendere posachedwa adzakupatsani zotsatira zabwino.