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Ajutatima si pe mine a) 7supra8+6supra8, b)3supra11+4supra11+5supra11 c)7supra15+2supra15+22supra15 d)21supra8+35supra8 e)13supra12+23supra12+36supra12 f)7supra18+5supra18

Răspuns :

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Vezi imaginea CRISANEMANUEL
a) = (7+6)/8 = 13/8  = 1intreg 5/8
b) = (3+4+5)/11 = 12/11 = 1 intreg 1/11 
c) = (7+2+22)/15 = 31/15 = 2intregi 1/15
d) = (21+35)/8 = 56/8 = 7 
e) = (13+23+36)/12 = 72/12 = 6
f) = (7+5)/18 = 12/18 = 2/3