Question

124.121 - I 124.490,
6. Calculaţi: :
a) 32 : 16 + {76 - 2 · [(20 +4.5): 5) - 2.6};
b) (3 + 6 + 9 + 12 + 15 + 18): (1 + 2 + 3+ 4+ 5+ 6);
c) 3 + 10 - {3+ 10 [3 + 10 · (3 + 10 - 3) - 3] - 3} - 3.
VA ROG AM NEVOIE URGENT!!!​

Answer 1

a) =2+[76-2•(24,5:5)-2,6]
=2+(76-2•4,9-2,6)
=2+(76-2,6-9,8)
=2+63,6
=65,6
b) =63:21
=3
c) =13-[3+10•(3+10•10-3)-3]-3
=13-(3+10•100-3)-3
=13-1000-3
=-990