Question

2. Calculati cât mai simplu:
312.9+2.1-2.5;
c) 13.90 + 20 13 - 26.5;
e) 13. 1000 + 200-3-26.500,
g) 239.180 - 360. 103 -90;
b) 32 17 32 11 -32.8;
d) 12.25 + 50 · 13-75-9;
f) 19 000 - 2000 - 11 000;
h) 505 . 6 - 101 · 12 + 202.5.
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Answer 1

Răspuns:

312.9+2.1-2.5= 3.125

13.90 + 20 13 - 26.5=1.158

13. 1000 + 200-3-26.500= -25.290

239.180 - 360. 103 -90= 238.833

32 17 32 11 -32.8=-236

19 000 - 2000 - 11 000=-1992