Calculați:

a) 3,7 ⋅ (2,59 + 2,41) ;
c) (12,5 + 2,5) ⋅ (10 – 0,9) ;

b) 6,12 ⋅ (4,23 – 4,03) ;
d) (6,12 – 5,93) ⋅ (78,124 + 21,876).

DAU COROANA
SI 25 P
VA ROG SA MA AJUTATI ​