Réponses

2013-03-27T15:30:54+01:00

3 X 3 = 9

15 X 0.8 = 12

225 : 7.5 = 30

1.24 : \frac{2}{5} = 3.1

10 : 2.5 = 4

2.4 : 2 = 1.2

6.2 : 9.3 = \frac{1}{3}