{"id":24947,"date":"2026-05-17T15:22:44","date_gmt":"2026-05-17T15:22:44","guid":{"rendered":"https:\/\/cp.snarskis.lt\/index.php\/2026\/05\/17\/galvosukis-su-degtukais-per-20-sekundziu-pasalink-3-ir-paversk-40-8-96-teisinga-lygtimi\/"},"modified":"2026-05-17T15:22:44","modified_gmt":"2026-05-17T15:22:44","slug":"galvosukis-su-degtukais-per-20-sekundziu-pasalink-3-ir-paversk-40-8-96-teisinga-lygtimi","status":"publish","type":"post","link":"https:\/\/cp.snarskis.lt\/index.php\/2026\/05\/17\/galvosukis-su-degtukais-per-20-sekundziu-pasalink-3-ir-paversk-40-8-96-teisinga-lygtimi\/","title":{"rendered":"Galvos\u016bkis su degtukais: per 20 sekund\u017ei\u0173 pa\u0161alink 3 ir paversk 40 + 8 = 96 teisinga lygtimi"},"content":{"rendered":"<p class=\"article__like-h2\">Laikas tiksi: sprendimui skiriama 20 sekund\u017ei\u0173.<\/p>\n<p>Internete v\u0117l populiar\u0117ja klasikiniai matematiniai galvos\u016bkiai su degtukais, kuriuose skai\u010diai sud\u0117lioti i\u0161 atskir\u0173 br\u016bk\u0161neli\u0173. \u0160\u012fkart u\u017eduotis paprasta tik i\u0161 pirmo \u017evilgsnio: reikia pataisyti neteising\u0105 lygyb\u0119 40 + 8 = 96 pa\u0161alinant tris degtukus.<\/p>\n<p>Tokio tipo u\u017eduotys remiasi tuo, kad dauguma skaitmen\u0173 vizualiai primena septyni\u0173 segment\u0173 skaitmenis, tod\u0117l nu\u0117mus vien\u0105 ar kelis segmentus skai\u010dius pasikei\u010dia. Esmin\u0117 taisykl\u0117 \u010dia viena: degtukus reikia tik pa\u0161alinti, j\u0173 neperkeliant ir nepridedant.<\/p>\n<h2>Kur slypi sprendimas?<\/h2>\n<p>Greito sprendimo strategija da\u017eniausiai tokia pati: \u012fvertinti, kuriuos skaitmenis lengviausia paversti kitais, nuimant ma\u017eiausiai br\u016bk\u0161neli\u0173. Pavyzd\u017eiui, 8 yra vienas \u201elank\u0161\u010diausi\u0173\u201c skaitmen\u0173, nes j\u012f nesunku paversti 6, 9 ar 0, priklausomai nuo to, kur\u012f segment\u0105 pa\u0161alinsite.<\/p>\n<p>\u0160ioje u\u017eduotyje logi\u0161ka pirmiausia \u017ei\u016br\u0117ti \u012f 8 ir \u012f 96 de\u0161in\u0117je pus\u0117je, nes b\u016btent ten pa\u0161alinti segmentai grei\u010diausiai duos did\u017eiausi\u0105 efekt\u0105. Tuo metu kair\u0117je pus\u0117je esantis 40 da\u017enai paliekamas nepakeistas, nes j\u012f \u201epermodeliuoti\u201c vien tik \u0161alinant br\u016bk\u0161nelius yra sud\u0117tingiau.<\/p>\n<h2>Atsakymas: teisinga lygtis<\/h2>\n<p>Teisingas sprendimas gaunamas taip: i\u0161 skai\u010diaus 8 pa\u0161alinamas vienas degtukas, kad jis virst\u0173 6. Tuomet i\u0161 skai\u010diaus 96 pa\u0161alinami du degtukai, kad gautum\u0117te 46.<\/p>\n<p>Galiausiai lygyb\u0117 tampa matemati\u0161kai teisinga: 40 + 6 = 46. Jei nepavyko per 20 sekund\u017ei\u0173, tai normalu: \u0161ios u\u017eduotys labiau tikrina pastabum\u0105 ir geb\u0117jim\u0105 greitai matyti alternatyvias skaitmen\u0173 formas, o ne vien aritmetik\u0105.<\/p>\n<p>Tokie galvos\u016bkiai da\u017enai pasitelkiami kaip trumpa proto mank\u0161ta, nes skatina vizualin\u012f m\u0105stym\u0105, d\u0117mesio koncentracij\u0105 ir hipotezi\u0173 tikrinim\u0105. D\u0117l to jie ir i\u0161lieka populiar\u016bs: taisykl\u0117s elementarios, ta\u010diau sprendimo kelias reikalauja nestandartinio po\u017ei\u016brio.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Degtuk\u0173 galvos\u016bkis: per 20 sekund\u017ei\u0173 pa\u0161alinkite 3 degtukus ir i\u0161taisykite lygt\u012f 40 + 8 = 96 \u2013 pateikiame sprendimo logik\u0105 ir atsakym\u0105.<\/p>\n","protected":false},"author":0,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[48],"tags":[17219,17222,7035,17221,17220,7037],"miestas":[],"class_list":["post-24947","post","type-post","status-publish","format-standard","hentry","category-laisvalaikis","tag-degtuku-galvosukis","tag-demesio-koncentracija","tag-galvosukiai","tag-iq-testai","tag-loginiai-testai","tag-matematiniai-galvosukiai"],"acf":[],"_links":{"self":[{"href":"https:\/\/cp.snarskis.lt\/index.php\/wp-json\/wp\/v2\/posts\/24947","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/cp.snarskis.lt\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/cp.snarskis.lt\/index.php\/wp-json\/wp\/v2\/types\/post"}],"replies":[{"embeddable":true,"href":"https:\/\/cp.snarskis.lt\/index.php\/wp-json\/wp\/v2\/comments?post=24947"}],"version-history":[{"count":0,"href":"https:\/\/cp.snarskis.lt\/index.php\/wp-json\/wp\/v2\/posts\/24947\/revisions"}],"wp:attachment":[{"href":"https:\/\/cp.snarskis.lt\/index.php\/wp-json\/wp\/v2\/media?parent=24947"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/cp.snarskis.lt\/index.php\/wp-json\/wp\/v2\/categories?post=24947"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/cp.snarskis.lt\/index.php\/wp-json\/wp\/v2\/tags?post=24947"},{"taxonomy":"miestas","embeddable":true,"href":"https:\/\/cp.snarskis.lt\/index.php\/wp-json\/wp\/v2\/miestas?post=24947"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}