Boujour
2.
164/100= 100/100 + 60/100 + 4/100 = 1 + 6/10 + 4/100
278/100= 200/100 + 70/100 + 8/100 = 2+ 7/10 + 8/100
347/100=300/100+40/100+7/100= 3 + 4/10 + 7/100
Décomposition:
356/100= 3 + 56/100 = 3,56
352/100= 3 + 52/100 = 3,52
125/100= 1 + 25/100 = 1,25
1275/100= 12 + 75/100 = 12,75
14/10= 1 + 4/10 = 1,4
41/10= 4 + 1/10 = 4,1
4.
14/10= 140/100
90/100=9/10
26/10=260/100
230/100=23/10
8/10=80/100
320/100=32/10
77/10=770/100
21/10=210/100
105/10=1050/100
390/100=39/10
Bonne journée
