Question

Ex 5 va rogg
Dau coroana

Answer 1

Răspuns:

$a.\frac{1*8+7}{8} *\frac{4*4+3}{4} =\frac{15}{8} *\frac{19}{4} =\frac{285}{32} =8,90\\\\b.\frac{33}{5} *\frac{13}{4} =\frac{429}{20} =21,45\\\\c.\frac{17}{8} *\frac{21}{4} =\frac{357}{32} =11,15\\\\d.\frac{17}{5} *\frac{7}{2} =\frac{119}{10} =11,9$

puctul a. este mai mic decat 10