Question

rezultatul calculului 0,25 + 0,(3) este...​

Answer 1

Răspuns:

$\frac{7}{12}$

0,25+0,(3)=

$\frac{25}{100} + \frac{3}{9} = \frac{1}{4} + \frac{1}{3} = aici \: amplificam = > \frac{3}{12} + \frac{4}{12} = \frac{7}{12}$

Answer 2

Răspuns:

0,(3)=3/9=1/3

0,25=25/100=1/4

1/3+1/4=4/12+3/12=7/12=0,58(3)