Zamkatimu
- Tanthauzo la manambala achilengedwe
- Makhalidwe Osavuta a manambala achilengedwe
- Mndandanda wa manambala achilengedwe kuyambira 1 mpaka 100
- Ndi ntchito ziti zomwe zingatheke pa manambala achilengedwe
- Kuwerengera kwa nambala yachilengedwe
- Tanthauzo la kuchuluka kwa manambala achilengedwe
- Nambala imodzi, manambala awiri ndi manambala achilengedwe a manambala atatu
- Nambala zambiri zachilengedwe
- Katundu wa manambala achilengedwe
- Makhalidwe a manambala achilengedwe
- Katundu wa manambala achilengedwe
- Manambala achilengedwe komanso mtengo wa digito
- Dongosolo la nambala ya decimal
- Funso lodziyesa
Kuphunzira masamu kumayamba ndi manambala achilengedwe ndi ntchito nawo. Koma intuitively tikudziwa kale zambiri kuyambira tili achichepere. M'nkhaniyi, tidziwa bwino chiphunzitsocho ndipo tiphunzira kulemba ndi kutchula manambala ovuta molondola.
M'bukuli, tiwona tanthauzo la manambala achilengedwe, lembani katundu wawo wamkulu ndi masamu omwe amachitidwa nawo. Timaperekanso tebulo lomwe lili ndi manambala achilengedwe kuyambira 1 mpaka 100.
Tanthauzo la manambala achilengedwe
Integers - awa ndi manambala onse omwe timagwiritsa ntchito powerenga, kuwonetsa nambala yamtundu wa chinthu, ndi zina.
mndandanda wachilengedwe ndi ndondomeko ya manambala achilengedwe onse okonzedwa mokwera. Ndiko kuti, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, etc.
Seti ya manambala achilengedwe onse amatchulidwa motere:
N={1,2,3,…n,…}
N ndi seti; ndi zopanda malire, chifukwa aliyense n pali chiwerengero chokulirapo.
Manambala achilengedwe ndi manambala omwe timagwiritsa ntchito powerengera zinthu zenizeni, zogwirika.
Nawa manambala omwe amatchedwa chilengedwe: 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, etc.
Mndandanda wachilengedwe ndi mndandanda wa manambala achilengedwe onse okonzedwa mokwera. Zoyamba zana zitha kuwoneka patebulo.
Makhalidwe Osavuta a manambala achilengedwe
- Ziro, non-integer (fractional) ndi negative manambala si manambala achilengedwe. Mwachitsanzo:-5, -20.3, 3/7, 0, 4.7, 182/3 Ndi zina
- Nambala yocheperako yachilengedwe ndi imodzi (malinga ndi malo omwe ali pamwambapa).
- Popeza mndandanda wachilengedwe ndi wopandamalire, palibe chiwerengero chachikulu.
Mndandanda wa manambala achilengedwe kuyambira 1 mpaka 100
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 |
| 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 |
| 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 |
| 31 | 32 | 33 | 34 | 35 | 36 | 37 | 38 | 39 | 40 |
| 41 | 42 | 43 | 44 | 45 | 46 | 47 | 48 | 49 | 50 |
| 51 | 52 | 53 | 54 | 55 | 56 | 57 | 58 | 59 | 60 |
| 61 | 62 | 63 | 64 | 65 | 66 | 67 | 68 | 69 | 70 |
| 71 | 72 | 73 | 74 | 75 | 76 | 77 | 78 | 79 | 80 |
| 81 | 82 | 83 | 84 | 85 | 86 | 87 | 88 | 89 | 90 |
| 91 | 92 | 93 | 94 | 95 | 96 | 97 | 98 | 99 | 100 |
Ndi ntchito ziti zomwe zingatheke pa manambala achilengedwe
- kuwonjezera:
nthawi + nthawi = kuchuluka; - kuchulukitsa:
kuchulukitsa × kuchulukitsa = mankhwala; - kuchotsa:
minuend - subtrahend = kusiyana.
Pankhaniyi, minuend iyenera kukhala yayikulu kuposa subtrahend, apo ayi zotsatira zake zidzakhala nambala yolakwika kapena ziro;
- kugawa:
gawo: divisor = quotient; - kugawa ndi zotsalira:
dividend / divisor = quotient (zotsalira); - exponentiation:
ab, pomwe a ndiye maziko a digirii, b ndiye choyimira.
Kodi manambala achilengedwe ndi chiyani?
Kuwerengera kwa nambala yachilengedwe
Kusukulu, timadutsa mutu wa manambala achilengedwe mu kalasi ya 5, koma kwenikweni, zinthu zambiri zimatha kumveka bwino kwa ife ngakhale kale. Tiyeni tikambirane malamulo ofunika.
Nthawi zonse timagwiritsa ntchito manambala: 0, 1, 2, 3, 4, 5, 6, 7, 8, 9. Polemba nambala yachilengedwe iliyonse, mungagwiritse ntchito manambala amenewa okha popanda zizindikiro zina. Timalemba nambala imodzi ndi imodzi mu mzere kuchokera kumanzere kupita kumanja, pogwiritsa ntchito msinkhu womwewo.
Zitsanzo za kulemba molondola kwa manambala achilengedwe: 208, 567, 24, 1467, 899112. Zitsanzo zimenezi zikutisonyeza kuti kutsatizana kwa manambala kungakhale kosiyana ndipo zina zikhoza kubwerezedwanso.
077, 0, 004, 0931 ndi zitsanzo za zolemba zolakwika za manambala achilengedwe, chifukwa ziro ili kumanzere. Chiwerengero sichingayambe pa ziro. Ichi ndi chiwonetsero cha decimal cha nambala yachilengedwe.
Tanthauzo la kuchuluka kwa manambala achilengedwe
Manambala achilengedwe amakhala ndi tanthauzo la kuchuluka, ndiko kuti, amakhala ngati chida chowerengera.
Tangoganizani tili ndi nthochi 🍌 kutsogolo kwathu. Titha kulemba kuti tikuwona nthochi imodzi. Pankhaniyi, nambala yachilengedwe 1 imawerengedwa ngati "mmodzi" kapena "mmodzi".
Koma mawu oti “gawo” ali ndi tanthauzo lina: chimene chingaganizidwe ngati chinthu chonsecho. Chigawo cha seti chikhoza kuwonetsedwa ndi unit. Mwachitsanzo, mtengo uliwonse wochokera kumitengo ndi gawo, tsamba lililonse lamasamba ndi gawo.
Tangoganizani tili ndi nthochi 2 🍌🍌 kutsogolo kwathu. Nambala yachilengedwe 2 imawerengedwa kuti "ziwiri". Komanso, fanizo:
🍌🍌🍌 Zinthu 3 (“zitatu”)
🍌🍌🍌🍌 Zinthu 4 (“zina”)
🍌🍌🍌🍌🍌 Zinthu 5 (“zisanu”)
🍌🍌🍌🍌🍌🍌 Zinthu 6 (“six”)
🍌🍌🍌🍌🍌🍌🍌 Zinthu 7 (“seven”)
🍌🍌🍌🍌🍌🍌🍌🍌 Zinthu 8 (“eight”)
🍌🍌🍌🍌🍌🍌🍌🍌🍌 Zinthu 9 (“zisanu ndi zinayi”)
Ntchito yaikulu ya nambala yachilengedwe ndiyo kusonyeza chiwerengero cha zinthu.
Ngati chiwerengero cha nambala chikufanana ndi nambala 0, ndiye kuti imatchedwa "zero". Kumbukirani kuti zero si nambala yachilengedwe, koma imatha kutanthauza kusakhalapo. Ziro zimatanthauza kuti palibe.
Nambala imodzi, manambala awiri ndi manambala achilengedwe a manambala atatu
Nambala yachirengedwe yamtundu umodzi ndi nambala yomwe ili ndi chizindikiro chimodzi ndi nambala imodzi. Manambala achilengedwe asanu ndi anayi: 1, 2, 3, 4, 5, 6, 7, 8, 9.
Manambala achilengedwe a manambala awiri ndi omwe ali ndi zizindikiro ziwiri ndi manambala awiri. Manambalawo akhoza kubwerezedwa kapena mosiyana. Mwachitsanzo: 88, 53, 70.
Ngati gulu la zinthu lili ndi zisanu ndi zinayi ndi chimodzi, ndiye kuti tikulankhula za 1 khumi ("dazeni imodzi") ya zinthu. Ngati chimodzi khumi ndi chimodzi chowonjezera, ndiye kuti tili ndi makumi awiri ("khumi ziwiri") ndi zina zotero.
Kwenikweni, nambala ya manambala awiri ndi nambala ya manambala amodzi, pomwe imodzi imalembedwa kumanja ndi ina kumanzere. Nambala ya kumanzere imasonyeza chiwerengero cha makumi mu chiwerengero chachilengedwe, ndipo nambala ya kumanja imasonyeza chiwerengero cha mayunitsi. Pali 90 manambala achilengedwe amitundu iwiri yonse.
Manambala achilengedwe a manambala atatu ndi manambala okhala ndi manambala atatu ndi manambala atatu. Mwachitsanzo: 666, 389, 702.
Khumi ndi gulu la khumi. zana limodzi ndi zana lina - 2 mazana. Tiyeni tiwonjezere mazana - 3 mazana.
Umu ndi momwe nambala ya manambala atatu imalembedwera: manambala achilengedwe amalembedwa chimodzi pambuyo pa chimzake kuchokera kumanzere kupita kumanja.
Nambala imodzi yakumanja kwambiri imasonyeza chiwerengero cha mayunitsi, yotsatira imasonyeza chiwerengero cha makumi, ndipo ya kumanzere imasonyeza chiwerengero cha mazana. Nambala 0 imasonyeza kusakhalapo kwa mayunitsi kapena makumi. Choncho 506 ndi 5 mazana, 0 makumi ndi 6 amodzi.
Manambala anayi, manambala asanu, manambala asanu ndi limodzi ndi manambala ena achilengedwe amafotokozedwa chimodzimodzi.
Nambala zambiri zachilengedwe
Manambala achilengedwe okhala ndi manambala angapo amakhala ndi manambala awiri kapena kupitilira apo.
1,000 ndi seti yokhala ndi mazana khumi, 1,000,000 ndi chikwi, ndipo biliyoni imodzi ndi miliyoni. Miliyoni chikwi, tangolingalirani! Ndiko kuti, titha kulingalira nambala yachilengedwe iliyonse yamtengo wapatali ngati seti ya manambala achilengedwe amtengo umodzi.
Mwachitsanzo, 2 873 206 ili ndi: 6 mayunitsi, 0 makumi, 2 mazana, 3 zikwi, 7 zikwi makumi, 8 zikwi mazana ndi 2 miliyoni.
Kodi manambala achilengedwe alipo angati?
Nambala imodzi 9, manambala awiri 90, manambala atatu 900, ndi zina.
Katundu wa manambala achilengedwe
Tikudziwa kale za mawonekedwe a manambala achilengedwe. Ndipo tsopano tiyeni tikambirane za katundu wawo mwatsatanetsatane:
Tanthauzo la nambala yachilengedwe
Manambala achilengedwe ndi manambala omwe timagwiritsa ntchito powerengera zinthu zenizeni, zogwirika.
Nawa manambala omwe amatchedwa chilengedwe: 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, etc.
Mndandanda wachilengedwe ndi mndandanda wa manambala achilengedwe onse okonzedwa mokwera. Zoyamba zana zitha kuwoneka patebulo.
Makhalidwe a manambala achilengedwe
Nambala yocheperako yachilengedwe: imodzi (1).
Nambala yayikulu kwambiri: kulibe. Mndandanda wachilengedwe ndi wopandamalire.
M'magulu achilengedwe, nambala yotsatira iliyonse ndi yayikulu kuposa yam'mbuyomu ndi imodzi: 1, 2, 3, 4, 5, 6, 7, ndi zina.
Seti ya manambala achilengedwe nthawi zambiri imatanthauzidwa ndi chilembo cha Chilatini N.
Ndi ntchito ziti zomwe zingatheke pa manambala achilengedwe
kuwonjezera:
nthawi + nthawi = kuchuluka;
kuchulukitsa:
kuchulukitsa × kuchulukitsa = mankhwala;
kuchotsa:
minuend - subtrahend = kusiyana.
Pankhaniyi, minuend iyenera kukhala yayikulu kuposa subtrahend, apo ayi zotsatira zake zidzakhala nambala yolakwika kapena ziro;
kugawa:
gawo: divisor = quotient;
kugawa ndi zotsalira:
dividend / divisor = quotient (zotsalira);
exponentiation:
ab, pomwe a ndiye maziko a digirii, b ndiye choyimira.
Lowani nawo masamu a ophunzira kuyambira giredi 1 mpaka 11!
Konzani homuweki yanu ya masamu 5.
Mayankho atsatanetsatane adzakuthandizani kumvetsetsa mutu wovuta kwambiri.
Pezani
Katundu wa manambala achilengedwe
Tikudziwa kale za mawonekedwe a manambala achilengedwe. Ndipo tsopano tiyeni tikambirane za katundu wawo mwatsatanetsatane:
- manambala achilengedwe opanda malire ndipo amayambira pa imodzi (1)
- nambala yachilengedwe iliyonse imatsatiridwa ndi ina ndi yochulukirapo kuposa yam'mbuyo ndi 1
- zotsatira za kugawa nambala yachilengedwe ndi imodzi (1) nambala yeniyeni yokha: 5 : 1 = 5
- zotsatira za kugawa nambala yachilengedwe payokha unit (1): 6 : 6 = 1
- lamulo losintha la kuwonjezera kuchokera pakukonzanso kwa malo a mawuwo, kuchuluka sikusintha: 4 + 3 = 3 + 4
- malamulo ophatikizana owonjezera zotsatira za kuwonjezera mawu angapo sizitengera dongosolo la ntchito: (2 + 3) + 4 = 2 + (3 + 4)
- lamulo losintha la kuchulutsa kuchokera ku chilolezo cha malo azinthu, mankhwalawo sangasinthe: 4 × 5 = 5 × 4
- Associative lamulo la kuchulukitsa zotsatira za mankhwala a zinthu sizidalira dongosolo la ntchito; mutha kuchita izi, osachepera monga choncho: (6 × 7) × 8 = 6 × (7 × 8)
- lamulo logawa la kuchulukitsa polemekeza kuwonjezera kuchulukitsa chiwerengerocho ndi nambala, muyenera kuchulukitsa chiwerengero chilichonse ndi chiwerengero ichi ndikuwonjezera zotsatira: 4 × (5 + 6) = 4 × 5 + 4 × 6
- lamulo logawa la kuchulutsa pokhudzana ndi kuchotsa kuti muchulukitse kusiyana ndi nambala, mutha kuchulukitsa ndi nambala iyi padera ndikuchepetsa, ndikuchotsa chachiwiri kuchokera kuzinthu zoyambirira: 3 × (4 - 5) = 3 × 4 - 3 × 5 pa
- Lamulo logawanitsa pokhudzana ndi kuwonjezera kugawa chiŵerengerocho ndi nambala, mukhoza kugawa chigawo chilichonse ndi chiwerengero ichi ndikuwonjezera zotsatira: (9 + 8) : 3 = 9: 3 + 8: 3
- lamulo logawa la magawo okhudzana ndi kuchotsa kugawanitsa kusiyana ndi nambala, mutha kugawa ndi nambala iyi poyamba kuchepetsedwa, kenako kuchotsera, ndikuchotsa chachiwiri kuchokera ku chinthu choyamba: (5 - 3): 2 = 5: 2 - 3 :2
Manambala achilengedwe komanso mtengo wa digito
Kumbukirani kuti malo omwe chiwerengerocho chikuyima mu mbiri ya chiwerengero chimadalira mtengo wake. Mwachitsanzo, 1123 ili ndi: 3 mayunitsi, 2 makumi, 1 zana, 1 zikwi. Panthawi imodzimodziyo, tikhoza kupanga mosiyana ndi kunena kuti mu nambala yoperekedwa 1123, nambala 3 ili mu chiwerengero cha mayunitsi, 2 mu chiwerengero cha khumi, 1 mu chiwerengero cha mazana, ndipo 1 imakhala ngati mtengo wa masauzande. digito.
Nambala ndi malo, malo adijiti polemba nambala yachilengedwe.
Gulu lililonse lili ndi dzina lake. Manambala ofunikira kwambiri amakhala kumanzere, ndipo manambala ocheperako amakhala kumanja nthawi zonse. Kuti mukumbukire mwachangu, mutha kugwiritsa ntchito tebulo.
Chiwerengero cha manambala nthawi zonse chimagwirizana ndi chiwerengero cha zilembo mu nambala. Gome ili lili ndi mayina a manambala onse a nambala yomwe ili ndi zilembo 15. Manambala otsatirawa alinso ndi mayina, koma sagwiritsidwa ntchito kawirikawiri.
Nambala yotsika kwambiri (yosafunikira kwambiri) ya nambala yachilengedwe yochulukitsa ndi mayunitsi.
Nambala yapamwamba kwambiri (yapamwamba kwambiri) ya nambala yachilengedwe yamitundu ingapo ndi nambala yofananira ndi yakumanzere kwambiri pa nambala yoperekedwa.
Mwinamwake mwawona kuti mabuku ophunzirira nthawi zambiri amaika mipata yaying'ono polemba manambala amitundu yambiri. Izi zimachitika kuti manambala achilengedwe azikhala osavuta kuwerenga. Komanso - kusiyanitsa mitundu yosiyanasiyana ya manambala.
Gulu ndi gulu la manambala omwe ali ndi manambala atatu: mayunitsi, khumi ndi mazana.
Dongosolo la nambala ya decimal
Anthu pa nthawi zosiyanasiyana ankagwiritsa ntchito njira zosiyanasiyana polemba manambala. Ndipo dongosolo lililonse la manambala lili ndi malamulo ake ndi mawonekedwe ake.
Dongosolo la manambala ndi nambala yodziwika kwambiri momwe manambala khumi amagwiritsidwa ntchito polemba manambala: 0, 1, 2, 3, 4, 5, 6, 7, 8, 9.
Mu dongosolo la decimal, mtengo wa chiwerengero chomwecho umadalira malo ake polemba nambala. Mwachitsanzo, nambala 555 imakhala ndi manambala atatu ofanana. Mu chiwerengero ichi, chiwerengero choyamba kuchokera kumanzere chimatanthauza mazana asanu, chachiwiri - makumi asanu, ndi chachitatu - mayunitsi asanu. Popeza mtengo wa manambala umadalira malo ake, dongosolo la nambala ya decimal limatchedwa positional.
Funso lodziyesa
Ndi manambala angati achilengedwe omwe angatchulidwe pamwala wolumikizana pakati pa mfundo ndi ma coordinates:
0 ndi 15;
20 ndi 50;
100 ndi 130!
Источник - Онлайн школа Skysmart: https://skysmart.ru/articles/mathematic/naturalnye-chisla