Răspuns :
(0,500-1,080×09,85)×3,009 ≈ - 30,5
1) 1,080 × 09,85 = 10,638
2) 0,500 - 10,638 = - 10,138
3) -10,138 × 3,009 = - 30,505242 ≈ - 30,5
1) 1,080 × 09,85 = 10,638
2) 0,500 - 10,638 = - 10,138
3) -10,138 × 3,009 = - 30,505242 ≈ - 30,5