Réponses

2013-09-11T17:13:23+02:00
4+6/10+5/100 = 4 + 60/100  + 5/100 = 4 + 65 /100 = 4 + 13 / 20 = 80/20 + 13/20
= 93 / 20

15+9/10+7/100+4/1000 = (15000 +900 +70+4 ) / 1000 = 15974 /100
=7987 / 50