{"id":6676,"date":"2026-06-17T00:33:53","date_gmt":"2026-06-17T00:33:53","guid":{"rendered":"https:\/\/flatarmal.is\/?p=6676"},"modified":"2026-06-18T12:57:20","modified_gmt":"2026-06-18T12:57:20","slug":"rannsoknir-fyrir-staerdfraedinga-a-ollum-aldri","status":"publish","type":"post","link":"https:\/\/flatarmal.is\/?p=6676","title":{"rendered":"Ranns\u00f3knir fyrir st\u00e6r\u00f0fr\u00e6\u00f0inga \u00e1 \u00f6llum aldri"},"content":{"rendered":"\n

Ing\u00f3lfur G\u00edslason<\/em>.<\/p>\n\n\n\n

Opin mi\u00f0ja<\/strong><\/h2>\n\n\n\n

Vi\u00f0 byrjum \u00e1 st\u00e6r\u00f0fr\u00e6\u00f0ispurningu sem \u00e9g setti inn \u00e1 Facebook-h\u00f3pinn St\u00e6r\u00f0fr\u00e6\u00f0ikennarinn \u00ed febr\u00faar 2019.<\/p>\n\n\n

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Verkefni\u00f0<\/a> fann \u00e9g \u00e1 vefs\u00ed\u00f0unni Open Middle<\/a> \u00fear sem \u00fea\u00f0 er sagt henta nemendum \u00ed fyrsta bekk \u00ed Bandar\u00edkjunum (sem \u00e6tti a\u00f0 vera mj\u00f6g samb\u00e6rilegur okkar fyrsta bekk). \u00deegar og ef verkefni\u00f0 er lagt fyrir nemendur \u00ed fyrsta bekk er fyrst h\u00e6gt a\u00f0 bi\u00f0ja \u00fe\u00e1 um a\u00f0 nota t\u00f6lustafina fr\u00e1 1 til 9, \u00ed mesta lagi einu sinni hvern, og ra\u00f0a \u00feeim \u00feannig \u00ed reitina a\u00f0 jafnan ver\u00f0i s\u00f6nn. \u00dea\u00f0 g\u00e6ti \u00feurft a\u00f0 undirb\u00faa nemendur me\u00f0 \u00fev\u00ed a\u00f0 l\u00e1ta \u00fe\u00e1 meta hvort einhverjar j\u00f6fnur eins og 3 + 2 = 4 + 1 s\u00e9u sannar, \u00fea\u00f0 er a\u00f0 segja a\u00f0 beina athygli \u00feeirra a\u00f0 \u00fev\u00ed a\u00f0 j\u00f6fnur s\u00e9u anna\u00f0hvort sannar e\u00f0a \u00f3sannar.<\/p>\n\n\n\n

Tilgangurinn me\u00f0 verkefninu samkv\u00e6mt vefs\u00ed\u00f0unni er a\u00f0 nemendur auki skilning sinn \u00e1 jafna\u00f0armerkinu: a\u00f0 \u00fea\u00f0 s\u00e9u jafnar st\u00e6r\u00f0ir s\u00edn hvoru megin vi\u00f0 merki\u00f0 og a\u00f0 j\u00f6fnur s\u00e9u anna\u00f0 hvort sannar e\u00f0a \u00f3sannar og a\u00f0 nemendur l\u00e6ri a\u00f0 \u00e1kvar\u00f0a hvort j\u00f6fnur me\u00f0 samlagningu og fr\u00e1dr\u00e6tti s\u00e9u sannar e\u00f0a \u00f3sannar. Eitt af \u00fev\u00ed sem vefst fyrir nemendum a\u00f0 \u00e1tta sig \u00e1 er a\u00f0 jafna\u00f0armerki\u00f0 er merki um j\u00f6fnu\u00f0 en ekki bo\u00f0 um a\u00f0 \u201ereikna \u00fat\u201c. \u00deetta er eitt h\u00e6fnivi\u00f0mi\u00f0i\u00f0 \u00ed sameiginlegu kjarnavi\u00f0mi\u00f0unum sem gefin eru \u00fat \u00ed Bandar\u00edkjunum (Common Core Standards Math.Content.1.OA.D.7<\/a>). \u00cd verkefninu m\u00e1 l\u00edka sj\u00e1 kr\u00f6fu um algebrulega hugsun \u00fev\u00ed nemendur ver\u00f0a a\u00f0 \u00edmynda s\u00e9r t\u00f3m s\u00e6ti \u00fear sem geta komi\u00f0 \u00f3l\u00edkar t\u00f6lur. \u00c1 algebrum\u00e1li m\u00e1 \u00fev\u00ed au\u00f0vita\u00f0 segja a\u00f0 vi\u00f0 s\u00e9um a\u00f0 leita lausna \u00e1 j\u00f6fnunni a = b + c = d + e + f \u00fear sem allir b\u00f3kstafir t\u00e1kni \u00f3l\u00edkar t\u00f6lur \u00far mengi heilla talna fr\u00e1 1 upp \u00ed 9. En \u00fea\u00f0 \u00fearf ekki a\u00f0 segja b\u00f6rnum \u00ed fyrsta bekk fr\u00e1 \u00fev\u00ed!<\/p>\n\n\n\n

Verkefni\u00f0 er af tegundinni Opin mi\u00f0ja<\/em> (e. open middle) sem \u00fe\u00fd\u00f0ir:<\/p>\n\n\n\n