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O problemă simplă de matematică a devenit virală. Tu ştii rezultatul corect?
Un studiu recent a aratat ca doar 60% dintre japonezii de 20 de ani pot rezolva problema de mai jos. In anii '80, 90% dintre cei chestionati au stiut raspunsul corect.
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Problema s-a viralizat in mediul online, iar milioane de utilizatori s-au contrazis pe tema rezultatului. Cine are dreptate pana la urma?
Dar iata problema:
9 – 3 ÷ 1/3 + 1 = ?
Tu stii care este rezultatul corect?
Cea mai intalnita greseala este sa consideri ca 3 ÷ 1/3 = 1. Astfel, exercitiul ar deveni:
9 – 3/1/3 + 1
= 9 – 3/3 + 1
= 9 – 1 + 1
= 8 + 1
= 9
Citeste continuarea pe SFATULPARINTILOR. RO
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