Question

17. Ce reguli ați folosit pentru a calcula?
a) (42,15 +37,95)-1,99;
b) (27,05 -13,3)+14,65;
c) 3,25+21,6321 -4,256;
d) 12,6283-0,004-4,04 +4;
e 61,9-5,68 + 86,5-12,0008;
f) 12,5-5,31+2,4+6,831 -0,2+1,6023.

Answer 1

Răspuns:

Ordinea efectuării operatiilor

a). 80, 1-1,99=79,11

b). 13,75-14,65=28,4

c).20,6261

d). 12,5843

e). 130,7192

f). 17,8233