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(1/3+0,25)=
Explicat


Răspuns :

1/3+25/100 = 1/3+1/4 = (4+3)/12 = 7/12
0,25= 25/100
25: 100= 5:20= 1:4 = 1/4
Dupa care aduci la acelasi numitor adica 12 si aduni numaratorul.