Sagot :
bjr
35 / 10 = (30 + 5)/10 = 30/10 + 5/10 = 3 + 5/10
720/100 = (700 + 20)/100 = 700/ 100 + 20/100 = 7 + 2/10
on simplifie par 10
748/10 = (740 + 8) = 740 /10 + 8/10 = 74 + 8/10
1029/1000 = (1000 + 29)/1000 = 1000/1000 + 29/1000 = 1 + 29/1000
bjr
35 / 10 = (30 + 5)/10 = 30/10 + 5/10 = 3 + 5/10
720/100 = (700 + 20)/100 = 700/ 100 + 20/100 = 7 + 2/10
on simplifie par 10
748/10 = (740 + 8) = 740 /10 + 8/10 = 74 + 8/10
1029/1000 = (1000 + 29)/1000 = 1000/1000 + 29/1000 = 1 + 29/1000