suma a trei numere consecutive este 18. sa se afle nr. repr. grafic

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Clasă: Education Materie: matematica

Întrebare a fost pusă de: USER7913

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USER8164

Cel mai bun răspuns

(156)

[____]
[____]+1
[____]+1+1

Suma este 18 .
18-3=15
15:3=5 ( primul numar )
5+1-6 ( al doilea )
5+2=7 ( al treilea )

Răspunsul a fost dat în data 28 Agustus 2025

USER1999

(214)

a /------/
b /------/+1
c /------/+2
aflam cat reprezinta un segment, adica numarul a
(18-1-2) / 3 = 15 / 3 =5
a = 5
b = 5+1 = 6
v = 5+2 = 7
Verificare
5+6+7 = 18

Răspunsul a fost dat în data 28 Agustus 2025

suma a trei numere consecutive este 18. sa se afle nr. repr. grafic

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Răspuns (67)

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