donne une écriture decimale

a = 3.2

b = 75,19

c = 0.036

d = 9,437

e = 258,805

f = 7,1009

3 +2/10 = 3,2
75 +1/10 + 9/100 = 75,19
3/100 + 6/1000 = 0,036
9 +4/10 +3/100 + 7/1000 = 9,437
258 +8/10 +5/1 000 = 258,805
7 +1/10 + 9/10 000 = 7,1009