Question

Scrieți urmatoarele fractii zecimale sub forma de fractii ordinare ireductibile.
a)2,2 ;3,5 ;4,6 ;0,5
b)12,25 ;0,36 ,1,05 ;4,25
c)0,005 ;1,025 ;0,625 ;1,450
d) 0,008 ;2,325 ;0,4055 ;1,1255

Answer 1

a)22/10=11/5
3.5=35/10=7/2
4.6=46/10=23/5
0.5=5/10=1/2
b)12.25=1225/100=245/20=49/4
0.36=36/100=18/50=9/25
1.05=105/100=21/20
4.25=425/100=85/20=17/4
c)0.005=5/1000=1/200
1.025=1025/1000=205/200=41/40
0.625=625/1000=125/200=25/40=5/8
1.450=1450/1000=145/100=29/20

d)0.008/10000=8/10000=4/5000=2/250=1/125

2325/10000=465/2000=93/400

4055/10000=811/2000
11255/10000=2251/2000
sucees