Hanganga, Mātauranga Tuarua me ngā kura
Me pēhea te ki te whakaoti i te tapawha magic (Grade 3)? Hua mō ngā ākonga
panga Mathematical te tīariari tau rahi. He ahurei i roto i to ratou ake ara ia o ratou, engari takoto ratou āhuareka i roto i te meka e te taniwha, ka whai ki te haere mai ki te tātai i te otinga. O te akoranga, ka taea e tatou e tamata ki te whakaoti ia ratou, kia rite ki te mea ratou, i tupurangi, engari ka waiho hei tino roa te wa, me te tata kore angitu.
Ka kōrero tēnei tuhinga e pā ana ki tetahi o enei mea ngaro, engari ki te kia pau - o te tapawha magic. tātari tatou i roto i te kōrero ki te whakaoti i te tapawha magic. 3 piha o te hōtaka whānui, o te akoranga, haere reira, heoi i matau pea e kore te katoa ranei kihai i mahara.
He aha te mea tenei mea ngaro?
tapawha Magic, ranei e kiia ana ko, mīharo - he tepu i roto i nei te maha o tīwae me nga rarangi o te taua, a ratou e ki tonu katoa ki tau rerekē. Ko te wero matua ki nga whika i te nui o poutū, whakapae, me te hauroki hoatu te uara taua.
I tua atu ki te tapawha makutu, i reira te mea he āhua-mīharo hoki. E faaiteraa te reira e te moni o nga tau ko te taua poutū me whakapae. tapawha Magic "noa" anake i roto i te kaupapa i whakamahia ki te whakaki i nga tau taiao i te kotahitanga.
Tonu i reira Ko te mea pēnei i te tapawha makutu hangarite - ko tenei, ka he rite ki te uara o te moni o ngā tau e rua, i te wa, ka e whakaritea ratou symmetrically ki te faatura ki te pokapū.
Ko reira ano hoki nui ki te mohio e taea e te tapawhā o tetahi rahi i roto i te tua ki te 2 i 2 tapawha 1 runga 1 te whakaaro hoki ki te kia mīharo, rite kua rite nga tikanga katoa, ahakoa ngā reira o te tau kotahi.
Na, ki te whakamāramatanga i tatou i kite, i teie nei kia kōrero a pā ana ki te pehea, ki te whakaoti i te tapawha magic. Ko te pea ki te whakamārama katoa 3 piha marautanga rite ngā rite tenei tuhinga.
He aha e nga rongoā
Ko te hunga iwi e mohio ki te whakaoti i te tapawha magic (mohio rite 3 piha), mea tonu e rongoā e toru anake, a he tika hoki ngā tapawhā ia o ratou, engari e kore e taea e tonu wareware te otinga tuawha, ara, te "tupurangi" . I muri i te katoa, i roto i etahi ara i reira ko te pea e tonu e taea ki te whakaoti i tenei puzzle te iwi kuware. Ko tenei tikanga whakaturia tatou peka i roto i te pouaka roa, me te haere tika ki te tātai me ngā tūāhua.
Ko te tikanga tuatahi. A, no te he rerekē te tapawha
he pai anake hoki whakaoti taua he tapawha, e kua he tuhene o ngā pūtau, hei tauira, he 3 e 3 ranei 5 i runga i te 5 tenei tikanga.
Na, i roto i tetahi take tuatahi me kitea te taimau porehu. Tenei tau, i whiwhi nei te ka te nui o tau hauroki, poutū, me te whakapae. Kei te tatau te reira i te whakamahi i te tātai:
I roto i tenei tauira, whakaaro tatou te tapawha e toru i toru, e titiro te tātai rite na (n - te maha o tīwae):
Na, to tatou he tapawha. Ko te mea tuatahi ki te mahi - ko ki te tomo i te tau kotahi i roto i te pokapū o te raina tuatahi i te tihi. Me tau muri katoa whakanohoia i roto i te ture whare herehere taua i runga i te hauroki.
Otiia ka tonu te pātai whakatika, me pehea ki te whakaoti i te tapawha magic? Grade 3 he pea ki te whakamahi i tenei tikanga, a ka waiho i te nuinga he raruraru, me pehea ki te mahi i reira tenei ara, ki te kahore te mea te pūtau tenei? Hei hanga mea tika, me te whakamahi i koe tou whakaaro, me te whakaoti i te tapawha magic taua i te runga, me te huri i te reira i roto i taua i te tau 2, ka waiho i roto i te reira i roto i te pūtau tika o raro. No reira, i roto i to tatou tapawha tomo tatou te rua i roto i te wahi kotahi. Tenei te tikanga e hiahia ana tatou ki te tomo i te tau a tahi hoatu e ratou he uara o te 15.
uru tau muri i roto i te ara ano. Ko 3 Ka hei i te pokapū o te tīwae tuatahi. Otiia e kore e taea ki te tuhituhi i runga i tenei parau tumu, mai te mea kua tona wāhi he kōwae 4. I roto i tenei take, i te tau 4 kei te i raro i te 3, me te haere tonu. E rima - i roto i te pokapū o te tapawha, 6 - i roto i te kokonga ringa matau o runga, 7 - mo te 6, 8 - i roto i te maui o runga me 9 - i roto i te waenganui o te raina raro.
inaianei e matau ana koe e founga ki te whakaoti i te tapawha magic. tū Demidov he piha haapiiraa 3, engari ko tenei kaituhi, he mahi iti māmā, engari mohio ki te ara ki te taea ki te whakaoti i tetahi raruraru pera. Ko tenei, ki te mea he tuhene o tīwae. A aha ki te mahi i, ki te whai tatou, mo te tauira, he tapawha 4 e 4? Tenei atu i roto i te kuputuhi.
Ko te tikanga tuarua. Hei tapawha te örite rua
huaina Square örite-rua te te tetahi ki te maha o tīwae taea te wehea ka te 2, me 4. Na whakaaro tatou te tapawha 4 i 4.
Na, me pehea ki te whakaoti i te tapawha magic (Grade 3, Demidov, Kozlov, kikokore - whakaturia i roto i te pukapuka matua o pāngarau), ina he rite ki te 4 te maha o ana tīwae? E mea ohie roa. Māmā atu i roto i te tauira i mua.
I roto i te wahi tuatahi kitea tatou te tamau magic te whakamahi i te taua tātai i i hoatu i roto i te wa whakamutunga. I roto i tenei tauira, ko te tau 34. Na whai koe ki te hanga tau penei e te moni o te poutū, whakapae, me te hauroki ko te taua.
Tuatahi ti'a ia tatou ki te peita etahi o nga pūtau mahi tenei, taea e koe pene ranei i roto i te whakaaro. Te peita i runga i nga koki katoa, e ko, te pūtau runga-maui, me te tika o runga, maui raro me tika o raro. Ki te pai kia te tapawha 8 i 8, na ehara i te mea e tika ana ki te peita i tetahi pouaka i roto i te kokonga, me wha, ine 2 i 2.
Na e hiahia ana koe ki te peita i te pokapū o te tapawha, kia ai nga koki o te koki āwangawanga ngā pūtau kua kauruku. I roto i tenei tauira, whiwhi tatou he tapawha i roto i te pokapū o te 2 i te 2.
Whiwhi whakakī. E whakakiia i mahue ki te tika i roto i te raupapa i roto i nei e kei nga pūtau, tomo noa i te uara ka waiho i roto i te pūtau kauruku. Huri i te reira i roto i taua i te kokonga ki maui o runga 1 tomo i roto i te tika - 4. Na ka whakakiia te pokapū 6, 7, me te atu 10, me te 11. Ko te raro maui, me te tika 13 - 16. Te ti'aturi nei tatou i te tukanga o te whakakī mārama.
Kei te ki tonu nga pūtau toe i roto i te ara ano, anake i roto i te raupapa heke. Ko te mea kua tuhituhia i te whakamutunga ahua 16, te tihi o te tapawha tuhituhi 15. atu 14. Na ka 12, 9, me te pera i runga i, pera whakaaturia i roto i te pikitia.
Na e matau ana koutou ki te huarahi tuarua ki te whakaoti i te tapawha magic. Grade 3 whakaae e he nui māmā ki te whakaoti atu i ētahi atu i te tapawha o örite-rua. Well, tahuri tatou ki te tikanga o muri.
Ko te ara tuatoru. Hei tapawha te örite kotahi
huaina Square örite kotahi te te tapawha o te maha o tīwae e taea te wehea ki e rua, engari e kore e wha. I roto i tenei take, te tapawha o 6 6.
Na, tātai tatou te tamau porehu. Ko reira rite ki te 111.
Na e hiahia ana tatou ki te tapawha ngā wehea ki tapawha rerekē e whā o 3 e 3. 3 i huaina te rahi o wha tapawha iti 3 i roto i te kotahi nui 6 6. maui Kura te A, te raro tika - B, matau i runga - maui o raro me te C - D.
Na e hiahia ana koe ki te whakaoti i ia tapawhā iti, te whakamahi i te tikanga taketake whakaratohia e te i roto i tenei tuhinga. Huri i te reira na e te tapawha te he tau i te 1 ki te 9, i roto i te V - i te 10 ki te 18, C - i te 19 ki te 27 me te D - i 28 ki te 36.
Kia kua whakaritea e koe katoa e wha, ka tīmata te mahi i runga i te he, a D. kia waiho te reira i roto i te tapawha te e ngā ranei ki te pene wehea ki e toru ngā pūtau, ara, ki maui o runga, maui o raro, me te pokapū. I roto i na e te tau tohaina - he 8, 5 me te 4. atoa, he mea e tika ana ki te tāutu me te Square D (35, 33, 31). Katoa e tonu ki te mahi i he Huri te tau tohaina o tapawha D ki te A.
Na e matau ana koutou ki te ara whakamutunga pehea koe e taea e te whakaoti i te tapawha magic. e kore e Grade 3 tapawha örite kotahi aroha te tino. Ko te kore e ofo tenei, no te mea katoa kawea ano e ia te uaua tino.
mutunga
I muri te pānui i tēnei tuhinga, ako koe e founga ki te whakaoti i te tapawha magic. Grade 3 (Moreau - kaituhi o te pukapuka matua) tuku mahi rite ki ngā pūtau i te torutoru noa ki tonu. A feruri i kore e tona tauira hanga tikanga, kia rite ki te mohio ki katoa tikanga e toru, ngāwari koutou e taea te whakaoti i te whāinga whakaarohia katoa.
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