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ajutor te roggggggggggggggg. numai(b,f)​

Ajutor Te Roggggggggggggggg Numaibf class=

Răspuns :

Răspuns:

b)2,8-5,5=28/10-55/10=-27/10=-2,7

f)-1/4+2/5=(-5+8)/20=3/20

Răspuns:

b) 2,8-5,5 = -(5,5-2,8) = -2,7

f) -1/4+2/5 = (-5+8)/20 = 3/20

EVERGREEN