Réponses

2014-09-24T15:21:10+02:00
A: 30+4+0.4+0.07= 34,47
b:800+5+0.9+0.06=805,96
c:5+0.04+0.003=5,043
d:700+9+0.8+0.006=709,806
2014-09-24T15:21:42+02:00
A.(3*10)+(4*1)+(4*0.1)+(7*0.01) = 34,47
b.(8*100)+(5*1)+(9*0.1)+(6*0.01)= 805,96
c.(5*1)+(4*0.01)+(3*0.001)= 5,043
d.(7*100)+(9*1)+(8*0.1)+(6*0.001)= 709,806